From ee11f844da80040a2be5472f7be5c50b7954deb2 Mon Sep 17 00:00:00 2001
From: Jim Flores <jimflores@Jims-MacBook-Air.local>
Date: Mon, 19 Aug 2019 13:32:23 -0500
Subject: [PATCH 01/13] Added soultions to exercises 1 - 5.

---
 exercises/SpaceLocation.js | 10 ++++++++++
 exercises/SpaceLocation.ts |  9 +++++++++
 exercises/part1-2.js       | 14 ++++++++++++++
 exercises/part1-2.ts       | 17 +++++++++++++++++
 exercises/part3.js         | 15 +++++++++++++++
 exercises/part3.ts         | 18 ++++++++++++++++++
 exercises/part4.js         | 18 ++++++++++++++++++
 exercises/part4.ts         | 25 +++++++++++++++++++++++++
 exercises/part5.js         | 26 ++++++++++++++++++++++++++
 exercises/part5.ts         | 32 ++++++++++++++++++++++++++++++++
 exercises/parts1-3.ts      | 15 ---------------
 exercises/parts4-5.ts      | 20 --------------------
 12 files changed, 184 insertions(+), 35 deletions(-)
 create mode 100644 exercises/SpaceLocation.js
 create mode 100644 exercises/part1-2.js
 create mode 100644 exercises/part1-2.ts
 create mode 100644 exercises/part3.js
 create mode 100644 exercises/part3.ts
 create mode 100644 exercises/part4.js
 create mode 100644 exercises/part4.ts
 create mode 100644 exercises/part5.js
 create mode 100644 exercises/part5.ts
 delete mode 100644 exercises/parts1-3.ts
 delete mode 100644 exercises/parts4-5.ts

diff --git a/exercises/SpaceLocation.js b/exercises/SpaceLocation.js
new file mode 100644
index 00000000..f80d96d3
--- /dev/null
+++ b/exercises/SpaceLocation.js
@@ -0,0 +1,10 @@
+"use strict";
+exports.__esModule = true;
+var SpaceLocation = /** @class */ (function () {
+    function SpaceLocation(name, kilometersAway) {
+        this.name = name;
+        this.kilometersAway = kilometersAway;
+    }
+    return SpaceLocation;
+}());
+exports.SpaceLocation = SpaceLocation;
diff --git a/exercises/SpaceLocation.ts b/exercises/SpaceLocation.ts
index e69de29b..8c83fe40 100644
--- a/exercises/SpaceLocation.ts
+++ b/exercises/SpaceLocation.ts
@@ -0,0 +1,9 @@
+export class SpaceLocation {
+    kilometersAway: number;
+    name: string;
+
+    constructor(name: string, kilometersAway: number) {
+        this.name = name;
+        this.kilometersAway = kilometersAway;
+    }
+}
\ No newline at end of file
diff --git a/exercises/part1-2.js b/exercises/part1-2.js
new file mode 100644
index 00000000..f75c7079
--- /dev/null
+++ b/exercises/part1-2.js
@@ -0,0 +1,14 @@
+// URL for the instructions: 
+// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/exercises.html 
+// Part 1: Add the 5 variables here
+var spacecraftName = "Discovery";
+var speedMph = 17500;
+var kilometersToMars = 225000000;
+var kilometersToTheMoon = 384400;
+var milesPerKilometer = 0.621;
+// Code part 2 here:
+var milesToMars = kilometersToMars * milesPerKilometer;
+var hoursToMars = milesToMars / speedMph;
+var daysToMars = hoursToMars / 24;
+// Code the output statement here (use a template literal):
+console.log(spacecraftName + " would take " + daysToMars + " to get to Mars.");
diff --git a/exercises/part1-2.ts b/exercises/part1-2.ts
new file mode 100644
index 00000000..b687bb36
--- /dev/null
+++ b/exercises/part1-2.ts
@@ -0,0 +1,17 @@
+// URL for the instructions: 
+// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/exercises.html 
+
+// Part 1: Add the 5 variables here
+let spacecraftName: string = "Discovery";
+let speedMph: number = 17500;
+let kilometersToMars: number = 225000000;
+let kilometersToTheMoon: number = 384400;
+let milesPerKilometer: number = 0.621;
+
+// Code part 2 here:
+let milesToMars: number = kilometersToMars*milesPerKilometer;
+let hoursToMars: number =  milesToMars/speedMph;
+let daysToMars: number = hoursToMars/24;
+
+// Code the output statement here (use a template literal):
+console.log(`${spacecraftName} would take ${daysToMars} to get to Mars.`);
\ No newline at end of file
diff --git a/exercises/part3.js b/exercises/part3.js
new file mode 100644
index 00000000..cd1acc06
--- /dev/null
+++ b/exercises/part3.js
@@ -0,0 +1,15 @@
+// URL for the instructions: 
+// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/exercises.html 
+var spacecraftName = "Discovery";
+var speedMph = 17500;
+var kilometersToMars = 225000000;
+var kilometersToTheMoon = 384400;
+var milesPerKilometer = 0.621;
+// Part 3 - Define the 'getDaysToLocation' function here:
+function getDaysToLocation(kilometersAway) {
+    var milesAway = kilometersAway * milesPerKilometer;
+    var hours = milesAway / speedMph;
+    return hours / 24;
+}
+// Call the function and print the output here:
+console.log(spacecraftName + " would take " + getDaysToLocation(kilometersToMars) + " to get to Mars.");
diff --git a/exercises/part3.ts b/exercises/part3.ts
new file mode 100644
index 00000000..b44eaa74
--- /dev/null
+++ b/exercises/part3.ts
@@ -0,0 +1,18 @@
+// URL for the instructions: 
+// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/exercises.html 
+
+let spacecraftName: string = "Discovery";
+let speedMph: number = 17500;
+let kilometersToMars: number = 225000000;
+let kilometersToTheMoon: number = 384400;
+let milesPerKilometer: number = 0.621;
+
+// Part 3 - Define the 'getDaysToLocation' function here:
+function getDaysToLocation(kilometersAway: number): number {
+  let milesAway: number = kilometersAway * milesPerKilometer;
+  let hours: number = milesAway / speedMph;
+  return hours / 24;
+}
+
+// Call the function and print the output here:
+console.log(`${spacecraftName} would take ${getDaysToLocation(kilometersToMars)} to get to Mars.`);
\ No newline at end of file
diff --git a/exercises/part4.js b/exercises/part4.js
new file mode 100644
index 00000000..6da2e279
--- /dev/null
+++ b/exercises/part4.js
@@ -0,0 +1,18 @@
+var kilometersToMars = 225000000;
+var kilometersToTheMoon = 384400;
+// Part 4 - Define your Spacecraft class here:
+var Spacecraft = /** @class */ (function () {
+    function Spacecraft(name, speedMph) {
+        this.milesPerKilometer = 0.621;
+        this.name = name;
+        this.speedMph = speedMph;
+    }
+    Spacecraft.prototype.getDaysToLocation = function (kilometersAway) {
+        var milesAway = kilometersAway * this.milesPerKilometer;
+        var hours = milesAway / this.speedMph;
+        return hours / 24;
+    };
+    return Spacecraft;
+}());
+var spaceShuttle = new Spacecraft('Discovery', 17500);
+console.log(spaceShuttle.name + " would take " + spaceShuttle.getDaysToLocation(kilometersToMars) + " days to get to Mars.");
diff --git a/exercises/part4.ts b/exercises/part4.ts
new file mode 100644
index 00000000..02262a08
--- /dev/null
+++ b/exercises/part4.ts
@@ -0,0 +1,25 @@
+let kilometersToMars: number = 225000000;
+let kilometersToTheMoon: number = 384400;
+
+// Part 4 - Define your Spacecraft class here:
+class Spacecraft {
+    milesPerKilometer: number = 0.621;
+    name: string;
+    speedMph: number;
+
+    constructor (name: string, speedMph: number) {
+        this.name = name;
+        this.speedMph = speedMph;
+    }
+
+    getDaysToLocation(kilometersAway: number): number {
+        let milesAway: number = kilometersAway * this.milesPerKilometer;
+        let hours: number = milesAway / this.speedMph;
+        return hours / 24;
+    }
+
+}
+
+let spaceShuttle = new Spacecraft('Discovery', 17500);
+
+console.log(`${spaceShuttle.name} would take ${spaceShuttle.getDaysToLocation(kilometersToMars)} days to get to Mars.`);
diff --git a/exercises/part5.js b/exercises/part5.js
new file mode 100644
index 00000000..657b9acb
--- /dev/null
+++ b/exercises/part5.js
@@ -0,0 +1,26 @@
+"use strict";
+exports.__esModule = true;
+// Part 5 - Add your import statement to line 2:
+var SpaceLocation_1 = require("./SpaceLocation");
+var kilometersToMars = 225000000;
+var kilometersToTheMoon = 384400;
+// Part 4 - Define your Spacecraft class here:
+var Spacecraft = /** @class */ (function () {
+    function Spacecraft(name, speedMph) {
+        this.milesPerKilometer = 0.621;
+        this.name = name;
+        this.speedMph = speedMph;
+    }
+    Spacecraft.prototype.getDaysToLocation = function (kilometersAway) {
+        var milesAway = kilometersAway * this.milesPerKilometer;
+        var hours = milesAway / this.speedMph;
+        return hours / 24;
+    };
+    Spacecraft.prototype.printDaysToLocation = function (location) {
+        console.log(this.name + " would take " + this.getDaysToLocation(location.kilometersAway) + " days to get to " + location.name + ".");
+    };
+    return Spacecraft;
+}());
+var spaceShuttle = new Spacecraft('Discovery', 17500);
+spaceShuttle.printDaysToLocation(new SpaceLocation_1.SpaceLocation('Mars', kilometersToMars));
+spaceShuttle.printDaysToLocation(new SpaceLocation_1.SpaceLocation('the Moon', kilometersToTheMoon));
diff --git a/exercises/part5.ts b/exercises/part5.ts
new file mode 100644
index 00000000..ebe1b0b3
--- /dev/null
+++ b/exercises/part5.ts
@@ -0,0 +1,32 @@
+// Part 5 - Add your import statement to line 2:
+import { SpaceLocation } from './SpaceLocation';
+
+let kilometersToMars: number = 225000000;
+let kilometersToTheMoon: number = 384400;
+
+// Part 4 - Define your Spacecraft class here:
+class Spacecraft {
+    milesPerKilometer: number = 0.621;
+    name: string;
+    speedMph: number;
+
+    constructor (name: string, speedMph: number) {
+        this.name = name;
+        this.speedMph = speedMph;
+    }
+
+    getDaysToLocation(kilometersAway: number): number {
+        let milesAway: number = kilometersAway * this.milesPerKilometer;
+        let hours: number = milesAway / this.speedMph;
+        return hours / 24;
+    }
+
+    printDaysToLocation(location: SpaceLocation) {
+        console.log(`${this.name} would take ${this.getDaysToLocation(location.kilometersAway)} days to get to ${location.name}.`);
+    }
+}
+
+let spaceShuttle = new Spacecraft('Discovery', 17500);
+
+spaceShuttle.printDaysToLocation(new SpaceLocation('Mars', kilometersToMars));
+spaceShuttle.printDaysToLocation(new SpaceLocation('the Moon', kilometersToTheMoon));
diff --git a/exercises/parts1-3.ts b/exercises/parts1-3.ts
deleted file mode 100644
index 830b4fe1..00000000
--- a/exercises/parts1-3.ts
+++ /dev/null
@@ -1,15 +0,0 @@
-// URL for the instructions: 
-// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/exercises.html 
-
-// Part 1: Add the 5 variables here
-
-
-
-
-
-// Code part 2 here:
-
-
-
-
-// Part 3: Define the 'getDaysToLocation' function here:
diff --git a/exercises/parts4-5.ts b/exercises/parts4-5.ts
deleted file mode 100644
index 90f12597..00000000
--- a/exercises/parts4-5.ts
+++ /dev/null
@@ -1,20 +0,0 @@
-// Part 5 - Add your import statement to line 2:
-
-
-let kilometersToMars: number = 225000000;
-let kilometersToTheMoon: number = 384400;
-
-
-// The variables that are commented out will be moved into the Spacecraft class
-// let spaceCraft: string = "Space Shuttle";
-// let speedMph: number = 17500;
-// let milesPerKilometer: number = 0.621;
-
-// This function will also be moved into the Spacecraft class
-// function getDaysToLocation(kilometersAway: number): number {
-//   let milesAway: number = kilometersAway * milesPerKilometer;
-//   let hours: number = milesAway / speedMph;
-//   return hours / 24;
-// }
-
-// Part 4 - Define your Spacecraft class here:
\ No newline at end of file

From 5fcfd912d10e19fee85ab82c735f03787ff966dd Mon Sep 17 00:00:00 2001
From: Jim Flores <jimflores@Jims-MacBook-Air.local>
Date: Mon, 19 Aug 2019 14:19:06 -0500
Subject: [PATCH 02/13] Added print statements to parts 3 - 5.

---
 exercises/part3.js | 5 +++--
 exercises/part3.ts | 7 ++++---
 exercises/part4.js | 5 ++++-
 exercises/part4.ts | 5 ++++-
 exercises/part5.js | 5 +++--
 exercises/part5.ts | 5 +++--
 6 files changed, 21 insertions(+), 11 deletions(-)

diff --git a/exercises/part3.js b/exercises/part3.js
index cd1acc06..bd00191a 100644
--- a/exercises/part3.js
+++ b/exercises/part3.js
@@ -5,11 +5,12 @@ var speedMph = 17500;
 var kilometersToMars = 225000000;
 var kilometersToTheMoon = 384400;
 var milesPerKilometer = 0.621;
-// Part 3 - Define the 'getDaysToLocation' function here:
+// Code the "getDaysToLocation" function here:
 function getDaysToLocation(kilometersAway) {
     var milesAway = kilometersAway * milesPerKilometer;
     var hours = milesAway / speedMph;
     return hours / 24;
 }
-// Call the function and print the output here:
+// Call the function and print the outputs for the Mars trip and the moon trip:
 console.log(spacecraftName + " would take " + getDaysToLocation(kilometersToMars) + " to get to Mars.");
+console.log(spacecraftName + " would take " + getDaysToLocation(kilometersToTheMoon) + " to get to the Moon.");
diff --git a/exercises/part3.ts b/exercises/part3.ts
index b44eaa74..6d82897e 100644
--- a/exercises/part3.ts
+++ b/exercises/part3.ts
@@ -7,12 +7,13 @@ let kilometersToMars: number = 225000000;
 let kilometersToTheMoon: number = 384400;
 let milesPerKilometer: number = 0.621;
 
-// Part 3 - Define the 'getDaysToLocation' function here:
+// Code the "getDaysToLocation" function here:
 function getDaysToLocation(kilometersAway: number): number {
   let milesAway: number = kilometersAway * milesPerKilometer;
   let hours: number = milesAway / speedMph;
   return hours / 24;
 }
 
-// Call the function and print the output here:
-console.log(`${spacecraftName} would take ${getDaysToLocation(kilometersToMars)} to get to Mars.`);
\ No newline at end of file
+// Call the function and print the outputs for the Mars trip and the moon trip:
+console.log(`${spacecraftName} would take ${getDaysToLocation(kilometersToMars)} to get to Mars.`);
+console.log(`${spacecraftName} would take ${getDaysToLocation(kilometersToTheMoon)} to get to the Moon.`);
\ No newline at end of file
diff --git a/exercises/part4.js b/exercises/part4.js
index 6da2e279..df8f5b39 100644
--- a/exercises/part4.js
+++ b/exercises/part4.js
@@ -1,6 +1,6 @@
 var kilometersToMars = 225000000;
 var kilometersToTheMoon = 384400;
-// Part 4 - Define your Spacecraft class here:
+// Define your Spacecraft class here:
 var Spacecraft = /** @class */ (function () {
     function Spacecraft(name, speedMph) {
         this.milesPerKilometer = 0.621;
@@ -14,5 +14,8 @@ var Spacecraft = /** @class */ (function () {
     };
     return Spacecraft;
 }());
+// Create an instance of the class here:
 var spaceShuttle = new Spacecraft('Discovery', 17500);
+// Print two outputs - one for the trip to Mars and one for the trip to the moon.
 console.log(spaceShuttle.name + " would take " + spaceShuttle.getDaysToLocation(kilometersToMars) + " days to get to Mars.");
+console.log(spaceShuttle.name + " would take " + spaceShuttle.getDaysToLocation(kilometersToTheMoon) + " days to get to Mars.");
diff --git a/exercises/part4.ts b/exercises/part4.ts
index 02262a08..d75c14b6 100644
--- a/exercises/part4.ts
+++ b/exercises/part4.ts
@@ -1,7 +1,7 @@
 let kilometersToMars: number = 225000000;
 let kilometersToTheMoon: number = 384400;
 
-// Part 4 - Define your Spacecraft class here:
+// Define your Spacecraft class here:
 class Spacecraft {
     milesPerKilometer: number = 0.621;
     name: string;
@@ -20,6 +20,9 @@ class Spacecraft {
 
 }
 
+// Create an instance of the class here:
 let spaceShuttle = new Spacecraft('Discovery', 17500);
 
+// Print two outputs - one for the trip to Mars and one for the trip to the moon.
 console.log(`${spaceShuttle.name} would take ${spaceShuttle.getDaysToLocation(kilometersToMars)} days to get to Mars.`);
+console.log(`${spaceShuttle.name} would take ${spaceShuttle.getDaysToLocation(kilometersToTheMoon)} days to get to Mars.`);
diff --git a/exercises/part5.js b/exercises/part5.js
index 657b9acb..d0ba3152 100644
--- a/exercises/part5.js
+++ b/exercises/part5.js
@@ -1,10 +1,9 @@
 "use strict";
 exports.__esModule = true;
-// Part 5 - Add your import statement to line 2:
+// Add your import statement to line 2:
 var SpaceLocation_1 = require("./SpaceLocation");
 var kilometersToMars = 225000000;
 var kilometersToTheMoon = 384400;
-// Part 4 - Define your Spacecraft class here:
 var Spacecraft = /** @class */ (function () {
     function Spacecraft(name, speedMph) {
         this.milesPerKilometer = 0.621;
@@ -21,6 +20,8 @@ var Spacecraft = /** @class */ (function () {
     };
     return Spacecraft;
 }());
+// Create an instance of Spacecraft:
 var spaceShuttle = new Spacecraft('Discovery', 17500);
+// Print the output for the trips to Mars and the moon:
 spaceShuttle.printDaysToLocation(new SpaceLocation_1.SpaceLocation('Mars', kilometersToMars));
 spaceShuttle.printDaysToLocation(new SpaceLocation_1.SpaceLocation('the Moon', kilometersToTheMoon));
diff --git a/exercises/part5.ts b/exercises/part5.ts
index ebe1b0b3..1327335d 100644
--- a/exercises/part5.ts
+++ b/exercises/part5.ts
@@ -1,10 +1,9 @@
-// Part 5 - Add your import statement to line 2:
+// Add your import statement to line 2:
 import { SpaceLocation } from './SpaceLocation';
 
 let kilometersToMars: number = 225000000;
 let kilometersToTheMoon: number = 384400;
 
-// Part 4 - Define your Spacecraft class here:
 class Spacecraft {
     milesPerKilometer: number = 0.621;
     name: string;
@@ -26,7 +25,9 @@ class Spacecraft {
     }
 }
 
+// Create an instance of Spacecraft:
 let spaceShuttle = new Spacecraft('Discovery', 17500);
 
+// Print the output for the trips to Mars and the moon:
 spaceShuttle.printDaysToLocation(new SpaceLocation('Mars', kilometersToMars));
 spaceShuttle.printDaysToLocation(new SpaceLocation('the Moon', kilometersToTheMoon));

From b7657794e5f130d80ed854977c3eb6428639aca8 Mon Sep 17 00:00:00 2001
From: Jim Flores <jimflores@Jims-MacBook-Air.local>
Date: Mon, 19 Aug 2019 14:47:27 -0500
Subject: [PATCH 03/13] Updated stuio files.

---
 studio.ts => studio/studio.ts | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename studio.ts => studio/studio.ts (100%)

diff --git a/studio.ts b/studio/studio.ts
similarity index 100%
rename from studio.ts
rename to studio/studio.ts

From b4dab230897b4a01175b5d287a4f20ef1bec6d3a Mon Sep 17 00:00:00 2001
From: Jim Flores <jimflores@Jims-MacBook-Air.local>
Date: Mon, 19 Aug 2019 15:32:02 -0500
Subject: [PATCH 04/13] Completed solution for TypeScript studio.

---
 studio/Astronaut.js | 10 +++++++++
 studio/Astronaut.ts | 11 ++++++++++
 studio/Cargo.js     | 10 +++++++++
 studio/Cargo.ts     | 11 ++++++++++
 studio/Payload.js   |  2 ++
 studio/Payload.ts   |  3 +++
 studio/Rocket.js    | 43 ++++++++++++++++++++++++++++++++++++++
 studio/Rocket.ts    | 50 +++++++++++++++++++++++++++++++++++++++++++++
 studio/studio.js    | 29 ++++++++++++++++++++++++++
 studio/studio.ts    | 35 +++++++++++++++++++++++++++++++
 10 files changed, 204 insertions(+)
 create mode 100644 studio/Astronaut.js
 create mode 100644 studio/Astronaut.ts
 create mode 100644 studio/Cargo.js
 create mode 100644 studio/Cargo.ts
 create mode 100644 studio/Payload.js
 create mode 100644 studio/Payload.ts
 create mode 100644 studio/Rocket.js
 create mode 100644 studio/Rocket.ts
 create mode 100644 studio/studio.js

diff --git a/studio/Astronaut.js b/studio/Astronaut.js
new file mode 100644
index 00000000..9fa375e4
--- /dev/null
+++ b/studio/Astronaut.js
@@ -0,0 +1,10 @@
+"use strict";
+exports.__esModule = true;
+var Astronaut = /** @class */ (function () {
+    function Astronaut(massKg, name) {
+        this.name = name;
+        this.massKg = massKg;
+    }
+    return Astronaut;
+}());
+exports.Astronaut = Astronaut;
diff --git a/studio/Astronaut.ts b/studio/Astronaut.ts
new file mode 100644
index 00000000..39879eba
--- /dev/null
+++ b/studio/Astronaut.ts
@@ -0,0 +1,11 @@
+import { Payload } from './Payload';
+
+export class Astronaut implements Payload {
+    massKg: number;
+    name: string;
+
+    constructor (massKg: number, name: string) {
+        this.name = name;
+        this.massKg = massKg;
+    }
+ }
\ No newline at end of file
diff --git a/studio/Cargo.js b/studio/Cargo.js
new file mode 100644
index 00000000..35162780
--- /dev/null
+++ b/studio/Cargo.js
@@ -0,0 +1,10 @@
+"use strict";
+exports.__esModule = true;
+var Cargo = /** @class */ (function () {
+    function Cargo(massKg, material) {
+        this.material = material;
+        this.massKg = massKg;
+    }
+    return Cargo;
+}());
+exports.Cargo = Cargo;
diff --git a/studio/Cargo.ts b/studio/Cargo.ts
new file mode 100644
index 00000000..dc2d895f
--- /dev/null
+++ b/studio/Cargo.ts
@@ -0,0 +1,11 @@
+import { Payload } from './Payload';
+
+export class Cargo implements Payload {
+    massKg: number;
+    material: string;
+
+    constructor (massKg: number, material: string) {
+        this.material = material;
+        this.massKg = massKg;
+    }
+}
\ No newline at end of file
diff --git a/studio/Payload.js b/studio/Payload.js
new file mode 100644
index 00000000..0e345787
--- /dev/null
+++ b/studio/Payload.js
@@ -0,0 +1,2 @@
+"use strict";
+exports.__esModule = true;
diff --git a/studio/Payload.ts b/studio/Payload.ts
new file mode 100644
index 00000000..67735819
--- /dev/null
+++ b/studio/Payload.ts
@@ -0,0 +1,3 @@
+export interface Payload {
+    massKg: number;
+  }  
\ No newline at end of file
diff --git a/studio/Rocket.js b/studio/Rocket.js
new file mode 100644
index 00000000..671669ea
--- /dev/null
+++ b/studio/Rocket.js
@@ -0,0 +1,43 @@
+"use strict";
+exports.__esModule = true;
+var Rocket = /** @class */ (function () {
+    function Rocket(name, totalCapacityKg) {
+        this.cargoItems = [];
+        this.astronauts = [];
+        this.name = name;
+        this.totalCapacityKg = totalCapacityKg;
+    }
+    Rocket.prototype.sumMass = function (items) {
+        var sum = 0;
+        for (var i = 0; i < items.length; i++) {
+            sum += items[i].massKg;
+        }
+        return sum;
+    };
+    Rocket.prototype.currentMassKg = function () {
+        return this.sumMass(this.astronauts) + this.sumMass(this.cargoItems);
+    };
+    Rocket.prototype.canAdd = function (item) {
+        return (this.currentMassKg() + item.massKg) <= this.totalCapacityKg;
+    };
+    Rocket.prototype.addCargo = function (cargo) {
+        if (this.canAdd(cargo)) {
+            this.cargoItems.push(cargo);
+            return true;
+        }
+        else {
+            return false;
+        }
+    };
+    Rocket.prototype.addAstronaut = function (astronaut) {
+        if (this.canAdd(astronaut)) {
+            this.astronauts.push(astronaut);
+            return true;
+        }
+        else {
+            return false;
+        }
+    };
+    return Rocket;
+}());
+exports.Rocket = Rocket;
diff --git a/studio/Rocket.ts b/studio/Rocket.ts
new file mode 100644
index 00000000..000179c4
--- /dev/null
+++ b/studio/Rocket.ts
@@ -0,0 +1,50 @@
+import { Payload } from './Payload';
+import { Cargo } from './Cargo';
+import { Astronaut } from './Astronaut';
+
+export class Rocket implements Payload {
+    name: string;
+    totalCapacityKg: number;
+    cargoItems: Cargo[] = [];
+    astronauts: Astronaut[] = [];
+    massKg: number;
+
+    constructor (name: string, totalCapacityKg: number) {
+        this.name = name;
+        this.totalCapacityKg = totalCapacityKg;
+    }
+
+    sumMass (items: Payload[]): number {
+        let sum: number = 0;
+        for (let i=0; i < items.length; i++) {
+            sum += items[i].massKg;
+        }
+        return sum;
+    }
+
+    currentMassKg (): number {
+        return this.sumMass(this.astronauts) + this.sumMass(this.cargoItems);
+    }
+
+    canAdd(item: Payload): boolean {
+        return (this.currentMassKg() + item.massKg) <= this.totalCapacityKg;
+    }
+
+    addCargo(cargo: Cargo): boolean {
+        if (this.canAdd(cargo)) {
+            this.cargoItems.push(cargo);
+            return true;
+        } else {
+            return false;
+        }
+    }
+
+    addAstronaut(astronaut: Astronaut): boolean {
+        if (this.canAdd(astronaut)) {
+            this.astronauts.push(astronaut);
+            return true;
+        } else {
+            return false;
+        }
+    }
+}
\ No newline at end of file
diff --git a/studio/studio.js b/studio/studio.js
new file mode 100644
index 00000000..af40bbf1
--- /dev/null
+++ b/studio/studio.js
@@ -0,0 +1,29 @@
+"use strict";
+// Instructions are published in the online book. The URL is:
+// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/studio.html
+exports.__esModule = true;
+var Astronaut_1 = require("./Astronaut");
+var Cargo_1 = require("./Cargo");
+var Rocket_1 = require("./Rocket");
+var falcon9 = new Rocket_1.Rocket('Falcon 9', 7500);
+var astronauts = [
+    new Astronaut_1.Astronaut(75, 'Mae'),
+    new Astronaut_1.Astronaut(81, 'Sally'),
+    new Astronaut_1.Astronaut(99, 'Charles')
+];
+for (var i = 0; i < astronauts.length; i++) {
+    var astronaut = astronauts[i];
+    console.log(astronaut.name, falcon9.addAstronaut(astronaut));
+}
+var cargo = [
+    new Cargo_1.Cargo(3107.39, "Satellite"),
+    new Cargo_1.Cargo(1000.39, "Space Probe"),
+    new Cargo_1.Cargo(753, "Water"),
+    new Cargo_1.Cargo(541, "Food"),
+    new Cargo_1.Cargo(2107.39, "Tesla Roadster"),
+];
+for (var i = 0; i < cargo.length; i++) {
+    var c = cargo[i];
+    console.log(c.material, falcon9.addCargo(c));
+}
+console.log("Final cargo and astronaut mass: " + falcon9.currentMassKg() + " kg.");
diff --git a/studio/studio.ts b/studio/studio.ts
index e69de29b..023ad7ed 100644
--- a/studio/studio.ts
+++ b/studio/studio.ts
@@ -0,0 +1,35 @@
+// Instructions are published in the online book. The URL is:
+// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/studio.html
+
+import { Astronaut } from './Astronaut';
+import { Cargo } from './Cargo';
+import { Rocket } from './Rocket';
+
+let falcon9: Rocket = new Rocket('Falcon 9', 7500);
+
+let astronauts: Astronaut[] = [
+   new Astronaut(75, 'Mae'),
+   new Astronaut(81, 'Sally'),
+   new Astronaut(99, 'Charles')
+];
+
+for (let i =0; i < astronauts.length; i++) {
+   let astronaut = astronauts[i];
+   console.log(astronaut.name, falcon9.addAstronaut(astronaut));
+}
+
+let cargo: Cargo[] = [
+   new Cargo(3107.39, "Satellite"),
+   new Cargo(1000.39, "Space Probe"),
+   new Cargo(753, "Water"),
+   new Cargo(541, "Food"),
+   new Cargo(2107.39, "Tesla Roadster"),
+];
+
+for (let i =0; i < cargo.length; i++) {
+   let c = cargo[i];
+   console.log(c.material, falcon9.addCargo(c));
+}
+
+console.log(`Final cargo and astronaut mass: ${falcon9.currentMassKg()} kg.`);
+

From 44e2a5358a2691fb35d169c22efde88f8b58dc56 Mon Sep 17 00:00:00 2001
From: Jim Flores <jimflores@Jims-MacBook-Air.local>
Date: Mon, 19 Aug 2019 15:47:52 -0500
Subject: [PATCH 05/13] Renamed studio.ts file to index.ts.

---
 studio/{studio.js => index.js} | 0
 studio/{studio.ts => index.ts} | 0
 2 files changed, 0 insertions(+), 0 deletions(-)
 rename studio/{studio.js => index.js} (100%)
 rename studio/{studio.ts => index.ts} (100%)

diff --git a/studio/studio.js b/studio/index.js
similarity index 100%
rename from studio/studio.js
rename to studio/index.js
diff --git a/studio/studio.ts b/studio/index.ts
similarity index 100%
rename from studio/studio.ts
rename to studio/index.ts

From 74c90b448975ae80ce9b53c05c9153e412d700b2 Mon Sep 17 00:00:00 2001
From: Jim Flores <jimflores@Jims-MacBook-Air.local>
Date: Tue, 20 Aug 2019 14:45:16 -0500
Subject: [PATCH 06/13] Fixed typo in Payload.ts file.

---
 studio/Payload.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/studio/Payload.ts b/studio/Payload.ts
index 67735819..0b242a1d 100644
--- a/studio/Payload.ts
+++ b/studio/Payload.ts
@@ -1,3 +1,3 @@
 export interface Payload {
     massKg: number;
-  }  
\ No newline at end of file
+}  
\ No newline at end of file

From 100717b186fd604b37bf91371811da8a348776a6 Mon Sep 17 00:00:00 2001
From: Jim Flores <jimflores@Jims-MacBook-Air.local>
Date: Tue, 20 Aug 2019 16:04:06 -0500
Subject: [PATCH 07/13] Updated code to print more detailed output.

---
 studio/index.js | 18 ++++++++++++++++--
 studio/index.ts | 20 ++++++++++++++++----
 2 files changed, 32 insertions(+), 6 deletions(-)

diff --git a/studio/index.js b/studio/index.js
index af40bbf1..591fd539 100644
--- a/studio/index.js
+++ b/studio/index.js
@@ -13,7 +13,14 @@ var astronauts = [
 ];
 for (var i = 0; i < astronauts.length; i++) {
     var astronaut = astronauts[i];
-    console.log(astronaut.name, falcon9.addAstronaut(astronaut));
+    var status_1 = '';
+    if (falcon9.addAstronaut(astronaut)) {
+        status_1 = "On board";
+    }
+    else {
+        status_1 = "Not on board";
+    }
+    console.log(astronaut.name + ": " + status_1);
 }
 var cargo = [
     new Cargo_1.Cargo(3107.39, "Satellite"),
@@ -24,6 +31,13 @@ var cargo = [
 ];
 for (var i = 0; i < cargo.length; i++) {
     var c = cargo[i];
-    console.log(c.material, falcon9.addCargo(c));
+    var loaded = '';
+    if (falcon9.addCargo(c)) {
+        loaded = "Loaded";
+    }
+    else {
+        loaded = "Not loaded";
+    }
+    console.log(c.material + ": " + loaded);
 }
 console.log("Final cargo and astronaut mass: " + falcon9.currentMassKg() + " kg.");
diff --git a/studio/index.ts b/studio/index.ts
index 023ad7ed..c7e3bff3 100644
--- a/studio/index.ts
+++ b/studio/index.ts
@@ -13,9 +13,15 @@ let astronauts: Astronaut[] = [
    new Astronaut(99, 'Charles')
 ];
 
-for (let i =0; i < astronauts.length; i++) {
+for (let i = 0; i < astronauts.length; i++) {
    let astronaut = astronauts[i];
-   console.log(astronaut.name, falcon9.addAstronaut(astronaut));
+   let status = '';
+   if (falcon9.addAstronaut(astronaut)) {
+       status = "On board";
+   } else {
+       status = "Not on board";
+   }
+   console.log(`${astronaut.name}: ${status}`);
 }
 
 let cargo: Cargo[] = [
@@ -26,9 +32,15 @@ let cargo: Cargo[] = [
    new Cargo(2107.39, "Tesla Roadster"),
 ];
 
-for (let i =0; i < cargo.length; i++) {
+for (let i = 0; i < cargo.length; i++) {
    let c = cargo[i];
-   console.log(c.material, falcon9.addCargo(c));
+   let loaded = '';
+   if (falcon9.addCargo(c)) {
+       loaded = "Loaded"
+   } else {
+       loaded = "Not loaded"
+   }
+   console.log(`${c.material}: ${loaded}`);
 }
 
 console.log(`Final cargo and astronaut mass: ${falcon9.currentMassKg()} kg.`);

From e4d1d45cbf1486b11c86c4ad81f638767e3b00e0 Mon Sep 17 00:00:00 2001
From: jimflores <jflores@launchcode.org>
Date: Wed, 5 Feb 2020 14:13:39 -0600
Subject: [PATCH 08/13] Initial commit.

---
 .vscode/settings.json | 5 +++++
 exercises/parts1-5.ts | 0
 2 files changed, 5 insertions(+)
 create mode 100644 .vscode/settings.json
 create mode 100644 exercises/parts1-5.ts

diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 00000000..90a54399
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,5 @@
+{
+    "cSpell.ignoreWords": [
+        "esnext"
+    ]
+}
\ No newline at end of file
diff --git a/exercises/parts1-5.ts b/exercises/parts1-5.ts
new file mode 100644
index 00000000..e69de29b

From de3aa94b86a23145314b2e530ca3d09342c327f9 Mon Sep 17 00:00:00 2001
From: jimflores <jflores@launchcode.org>
Date: Wed, 5 Feb 2020 14:24:25 -0600
Subject: [PATCH 09/13] Refactored solution to use only one .ts file.

---
 exercises/part1-2.js                | 14 ---------
 exercises/part1-2.ts                | 17 ----------
 exercises/part3.js                  | 16 ----------
 exercises/part3.ts                  | 19 -----------
 exercises/part4.js                  | 21 -------------
 exercises/part4.ts                  | 28 -----------------
 exercises/part5.ts                  | 33 -------------------
 exercises/{part5.js => parts1-5.js} | 13 ++++++--
 exercises/parts1-5.ts               | 49 +++++++++++++++++++++++++++++
 9 files changed, 59 insertions(+), 151 deletions(-)
 delete mode 100644 exercises/part1-2.js
 delete mode 100644 exercises/part1-2.ts
 delete mode 100644 exercises/part3.js
 delete mode 100644 exercises/part3.ts
 delete mode 100644 exercises/part4.js
 delete mode 100644 exercises/part4.ts
 delete mode 100644 exercises/part5.ts
 rename exercises/{part5.js => parts1-5.js} (67%)

diff --git a/exercises/part1-2.js b/exercises/part1-2.js
deleted file mode 100644
index f75c7079..00000000
--- a/exercises/part1-2.js
+++ /dev/null
@@ -1,14 +0,0 @@
-// URL for the instructions: 
-// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/exercises.html 
-// Part 1: Add the 5 variables here
-var spacecraftName = "Discovery";
-var speedMph = 17500;
-var kilometersToMars = 225000000;
-var kilometersToTheMoon = 384400;
-var milesPerKilometer = 0.621;
-// Code part 2 here:
-var milesToMars = kilometersToMars * milesPerKilometer;
-var hoursToMars = milesToMars / speedMph;
-var daysToMars = hoursToMars / 24;
-// Code the output statement here (use a template literal):
-console.log(spacecraftName + " would take " + daysToMars + " to get to Mars.");
diff --git a/exercises/part1-2.ts b/exercises/part1-2.ts
deleted file mode 100644
index b687bb36..00000000
--- a/exercises/part1-2.ts
+++ /dev/null
@@ -1,17 +0,0 @@
-// URL for the instructions: 
-// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/exercises.html 
-
-// Part 1: Add the 5 variables here
-let spacecraftName: string = "Discovery";
-let speedMph: number = 17500;
-let kilometersToMars: number = 225000000;
-let kilometersToTheMoon: number = 384400;
-let milesPerKilometer: number = 0.621;
-
-// Code part 2 here:
-let milesToMars: number = kilometersToMars*milesPerKilometer;
-let hoursToMars: number =  milesToMars/speedMph;
-let daysToMars: number = hoursToMars/24;
-
-// Code the output statement here (use a template literal):
-console.log(`${spacecraftName} would take ${daysToMars} to get to Mars.`);
\ No newline at end of file
diff --git a/exercises/part3.js b/exercises/part3.js
deleted file mode 100644
index bd00191a..00000000
--- a/exercises/part3.js
+++ /dev/null
@@ -1,16 +0,0 @@
-// URL for the instructions: 
-// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/exercises.html 
-var spacecraftName = "Discovery";
-var speedMph = 17500;
-var kilometersToMars = 225000000;
-var kilometersToTheMoon = 384400;
-var milesPerKilometer = 0.621;
-// Code the "getDaysToLocation" function here:
-function getDaysToLocation(kilometersAway) {
-    var milesAway = kilometersAway * milesPerKilometer;
-    var hours = milesAway / speedMph;
-    return hours / 24;
-}
-// Call the function and print the outputs for the Mars trip and the moon trip:
-console.log(spacecraftName + " would take " + getDaysToLocation(kilometersToMars) + " to get to Mars.");
-console.log(spacecraftName + " would take " + getDaysToLocation(kilometersToTheMoon) + " to get to the Moon.");
diff --git a/exercises/part3.ts b/exercises/part3.ts
deleted file mode 100644
index 6d82897e..00000000
--- a/exercises/part3.ts
+++ /dev/null
@@ -1,19 +0,0 @@
-// URL for the instructions: 
-// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/exercises.html 
-
-let spacecraftName: string = "Discovery";
-let speedMph: number = 17500;
-let kilometersToMars: number = 225000000;
-let kilometersToTheMoon: number = 384400;
-let milesPerKilometer: number = 0.621;
-
-// Code the "getDaysToLocation" function here:
-function getDaysToLocation(kilometersAway: number): number {
-  let milesAway: number = kilometersAway * milesPerKilometer;
-  let hours: number = milesAway / speedMph;
-  return hours / 24;
-}
-
-// Call the function and print the outputs for the Mars trip and the moon trip:
-console.log(`${spacecraftName} would take ${getDaysToLocation(kilometersToMars)} to get to Mars.`);
-console.log(`${spacecraftName} would take ${getDaysToLocation(kilometersToTheMoon)} to get to the Moon.`);
\ No newline at end of file
diff --git a/exercises/part4.js b/exercises/part4.js
deleted file mode 100644
index df8f5b39..00000000
--- a/exercises/part4.js
+++ /dev/null
@@ -1,21 +0,0 @@
-var kilometersToMars = 225000000;
-var kilometersToTheMoon = 384400;
-// Define your Spacecraft class here:
-var Spacecraft = /** @class */ (function () {
-    function Spacecraft(name, speedMph) {
-        this.milesPerKilometer = 0.621;
-        this.name = name;
-        this.speedMph = speedMph;
-    }
-    Spacecraft.prototype.getDaysToLocation = function (kilometersAway) {
-        var milesAway = kilometersAway * this.milesPerKilometer;
-        var hours = milesAway / this.speedMph;
-        return hours / 24;
-    };
-    return Spacecraft;
-}());
-// Create an instance of the class here:
-var spaceShuttle = new Spacecraft('Discovery', 17500);
-// Print two outputs - one for the trip to Mars and one for the trip to the moon.
-console.log(spaceShuttle.name + " would take " + spaceShuttle.getDaysToLocation(kilometersToMars) + " days to get to Mars.");
-console.log(spaceShuttle.name + " would take " + spaceShuttle.getDaysToLocation(kilometersToTheMoon) + " days to get to Mars.");
diff --git a/exercises/part4.ts b/exercises/part4.ts
deleted file mode 100644
index d75c14b6..00000000
--- a/exercises/part4.ts
+++ /dev/null
@@ -1,28 +0,0 @@
-let kilometersToMars: number = 225000000;
-let kilometersToTheMoon: number = 384400;
-
-// Define your Spacecraft class here:
-class Spacecraft {
-    milesPerKilometer: number = 0.621;
-    name: string;
-    speedMph: number;
-
-    constructor (name: string, speedMph: number) {
-        this.name = name;
-        this.speedMph = speedMph;
-    }
-
-    getDaysToLocation(kilometersAway: number): number {
-        let milesAway: number = kilometersAway * this.milesPerKilometer;
-        let hours: number = milesAway / this.speedMph;
-        return hours / 24;
-    }
-
-}
-
-// Create an instance of the class here:
-let spaceShuttle = new Spacecraft('Discovery', 17500);
-
-// Print two outputs - one for the trip to Mars and one for the trip to the moon.
-console.log(`${spaceShuttle.name} would take ${spaceShuttle.getDaysToLocation(kilometersToMars)} days to get to Mars.`);
-console.log(`${spaceShuttle.name} would take ${spaceShuttle.getDaysToLocation(kilometersToTheMoon)} days to get to Mars.`);
diff --git a/exercises/part5.ts b/exercises/part5.ts
deleted file mode 100644
index 1327335d..00000000
--- a/exercises/part5.ts
+++ /dev/null
@@ -1,33 +0,0 @@
-// Add your import statement to line 2:
-import { SpaceLocation } from './SpaceLocation';
-
-let kilometersToMars: number = 225000000;
-let kilometersToTheMoon: number = 384400;
-
-class Spacecraft {
-    milesPerKilometer: number = 0.621;
-    name: string;
-    speedMph: number;
-
-    constructor (name: string, speedMph: number) {
-        this.name = name;
-        this.speedMph = speedMph;
-    }
-
-    getDaysToLocation(kilometersAway: number): number {
-        let milesAway: number = kilometersAway * this.milesPerKilometer;
-        let hours: number = milesAway / this.speedMph;
-        return hours / 24;
-    }
-
-    printDaysToLocation(location: SpaceLocation) {
-        console.log(`${this.name} would take ${this.getDaysToLocation(location.kilometersAway)} days to get to ${location.name}.`);
-    }
-}
-
-// Create an instance of Spacecraft:
-let spaceShuttle = new Spacecraft('Discovery', 17500);
-
-// Print the output for the trips to Mars and the moon:
-spaceShuttle.printDaysToLocation(new SpaceLocation('Mars', kilometersToMars));
-spaceShuttle.printDaysToLocation(new SpaceLocation('the Moon', kilometersToTheMoon));
diff --git a/exercises/part5.js b/exercises/parts1-5.js
similarity index 67%
rename from exercises/part5.js
rename to exercises/parts1-5.js
index d0ba3152..a9c0b6af 100644
--- a/exercises/part5.js
+++ b/exercises/parts1-5.js
@@ -1,9 +1,15 @@
 "use strict";
+// URL for the instructions: 
+// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/exercises.html 
 exports.__esModule = true;
-// Add your import statement to line 2:
+// Part 5: Import statement.
 var SpaceLocation_1 = require("./SpaceLocation");
+// Part 1: Remaining variables.
 var kilometersToMars = 225000000;
 var kilometersToTheMoon = 384400;
+// Part 2: Content moved into class. Output statements updated.
+// Part 3: Content moved into class. Output statements updated.
+// Part 4: Define your Spacecraft class:
 var Spacecraft = /** @class */ (function () {
     function Spacecraft(name, speedMph) {
         this.milesPerKilometer = 0.621;
@@ -20,8 +26,9 @@ var Spacecraft = /** @class */ (function () {
     };
     return Spacecraft;
 }());
-// Create an instance of Spacecraft:
+// Create an instance of the class here:
 var spaceShuttle = new Spacecraft('Discovery', 17500);
-// Print the output for the trips to Mars and the moon:
+// Part 5: Add the required import statement BEFORE the part 1 concent.
+// Paste in the code from step 6 here:
 spaceShuttle.printDaysToLocation(new SpaceLocation_1.SpaceLocation('Mars', kilometersToMars));
 spaceShuttle.printDaysToLocation(new SpaceLocation_1.SpaceLocation('the Moon', kilometersToTheMoon));
diff --git a/exercises/parts1-5.ts b/exercises/parts1-5.ts
index e69de29b..ef2be1d9 100644
--- a/exercises/parts1-5.ts
+++ b/exercises/parts1-5.ts
@@ -0,0 +1,49 @@
+// URL for the instructions: 
+// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/exercises.html 
+
+// Part 5: Import statement.
+import { SpaceLocation } from './SpaceLocation';
+
+// Part 1: Remaining variables.
+let kilometersToMars: number = 225000000;
+let kilometersToTheMoon: number = 384400;
+
+// Part 2: Content moved into class. Output statements updated.
+
+
+// Part 3: Content moved into class. Output statements updated.
+
+
+// Part 4: Define your Spacecraft class:
+
+class Spacecraft {
+    milesPerKilometer: number = 0.621;
+    name: string;
+    speedMph: number;
+
+    constructor (name: string, speedMph: number) {
+        this.name = name;
+        this.speedMph = speedMph;
+    }
+
+    getDaysToLocation(kilometersAway: number): number {
+        let milesAway: number = kilometersAway * this.milesPerKilometer;
+        let hours: number = milesAway / this.speedMph;
+        return hours / 24;
+    }
+
+    printDaysToLocation(location: SpaceLocation) {
+        console.log(`${this.name} would take ${this.getDaysToLocation(location.kilometersAway)} days to get to ${location.name}.`);
+    }
+}
+
+// Create an instance of the class here:
+let spaceShuttle = new Spacecraft('Discovery', 17500);
+
+
+// Part 5: Add the required import statement BEFORE the part 1 concent.
+
+
+// Paste in the code from step 6 here:
+spaceShuttle.printDaysToLocation(new SpaceLocation('Mars', kilometersToMars));
+spaceShuttle.printDaysToLocation(new SpaceLocation('the Moon', kilometersToTheMoon));
\ No newline at end of file

From ddace55608046b2e1ec1c813f73c79d704aeb149 Mon Sep 17 00:00:00 2001
From: jimflores <jflores@launchcode.org>
Date: Wed, 5 Feb 2020 14:27:41 -0600
Subject: [PATCH 10/13] Final edits to revised solution code.

---
 exercises/parts1-5.js | 5 ++---
 exercises/parts1-5.ts | 7 ++-----
 2 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/exercises/parts1-5.js b/exercises/parts1-5.js
index a9c0b6af..77e1f7e8 100644
--- a/exercises/parts1-5.js
+++ b/exercises/parts1-5.js
@@ -27,8 +27,7 @@ var Spacecraft = /** @class */ (function () {
     return Spacecraft;
 }());
 // Create an instance of the class here:
-var spaceShuttle = new Spacecraft('Discovery', 17500);
-// Part 5: Add the required import statement BEFORE the part 1 concent.
-// Paste in the code from step 6 here:
+var spaceShuttle = new Spacecraft('Determination', 17500);
+// Part 5: Paste in the code from step 6 here:
 spaceShuttle.printDaysToLocation(new SpaceLocation_1.SpaceLocation('Mars', kilometersToMars));
 spaceShuttle.printDaysToLocation(new SpaceLocation_1.SpaceLocation('the Moon', kilometersToTheMoon));
diff --git a/exercises/parts1-5.ts b/exercises/parts1-5.ts
index ef2be1d9..185a2b6e 100644
--- a/exercises/parts1-5.ts
+++ b/exercises/parts1-5.ts
@@ -38,12 +38,9 @@ class Spacecraft {
 }
 
 // Create an instance of the class here:
-let spaceShuttle = new Spacecraft('Discovery', 17500);
+let spaceShuttle = new Spacecraft('Determination', 17500);
 
 
-// Part 5: Add the required import statement BEFORE the part 1 concent.
-
-
-// Paste in the code from step 6 here:
+// Part 5: Paste in the code from step 6 here:
 spaceShuttle.printDaysToLocation(new SpaceLocation('Mars', kilometersToMars));
 spaceShuttle.printDaysToLocation(new SpaceLocation('the Moon', kilometersToTheMoon));
\ No newline at end of file

From 71fbd555555fac0a06239cdaf9110b40cbe9462d Mon Sep 17 00:00:00 2001
From: jimflores <jflores@launchcode.org>
Date: Wed, 5 Feb 2020 15:58:28 -0600
Subject: [PATCH 11/13] Added gitignore file.

---
 .gitignore | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 .gitignore

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000..dbe9c82b
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+.vscode/
\ No newline at end of file

From 33bc75f61a2948fb21dfc19bc05940c269ce8a4a Mon Sep 17 00:00:00 2001
From: ianmottert <84425497+ianmottert@users.noreply.github.com>
Date: Thu, 29 Jul 2021 17:34:15 -0500
Subject: [PATCH 12/13] Add files via upload

---
 exercises/SpaceLocation.js | 20 ++++-----
 exercises/SpaceLocation.ts | 16 +++----
 exercises/parts1-5.js      | 66 ++++++++++++++--------------
 exercises/parts1-5.ts      | 90 +++++++++++++++++++-------------------
 exercises/tsconfig.json    | 32 +++++++-------
 5 files changed, 112 insertions(+), 112 deletions(-)

diff --git a/exercises/SpaceLocation.js b/exercises/SpaceLocation.js
index f80d96d3..3977adb7 100644
--- a/exercises/SpaceLocation.js
+++ b/exercises/SpaceLocation.js
@@ -1,10 +1,10 @@
-"use strict";
-exports.__esModule = true;
-var SpaceLocation = /** @class */ (function () {
-    function SpaceLocation(name, kilometersAway) {
-        this.name = name;
-        this.kilometersAway = kilometersAway;
-    }
-    return SpaceLocation;
-}());
-exports.SpaceLocation = SpaceLocation;
+"use strict";
+exports.__esModule = true;
+var SpaceLocation = /** @class */ (function () {
+    function SpaceLocation(name, kilometersAway) {
+        this.name = name;
+        this.kilometersAway = kilometersAway;
+    }
+    return SpaceLocation;
+}());
+exports.SpaceLocation = SpaceLocation;
diff --git a/exercises/SpaceLocation.ts b/exercises/SpaceLocation.ts
index 8c83fe40..fe5fb77f 100644
--- a/exercises/SpaceLocation.ts
+++ b/exercises/SpaceLocation.ts
@@ -1,9 +1,9 @@
-export class SpaceLocation {
-    kilometersAway: number;
-    name: string;
-
-    constructor(name: string, kilometersAway: number) {
-        this.name = name;
-        this.kilometersAway = kilometersAway;
-    }
+export class SpaceLocation {
+    kilometersAway: number;
+    name: string;
+
+    constructor(name: string, kilometersAway: number) {
+        this.name = name;
+        this.kilometersAway = kilometersAway;
+    }
 }
\ No newline at end of file
diff --git a/exercises/parts1-5.js b/exercises/parts1-5.js
index 77e1f7e8..ecc38af9 100644
--- a/exercises/parts1-5.js
+++ b/exercises/parts1-5.js
@@ -1,33 +1,33 @@
-"use strict";
-// URL for the instructions: 
-// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/exercises.html 
-exports.__esModule = true;
-// Part 5: Import statement.
-var SpaceLocation_1 = require("./SpaceLocation");
-// Part 1: Remaining variables.
-var kilometersToMars = 225000000;
-var kilometersToTheMoon = 384400;
-// Part 2: Content moved into class. Output statements updated.
-// Part 3: Content moved into class. Output statements updated.
-// Part 4: Define your Spacecraft class:
-var Spacecraft = /** @class */ (function () {
-    function Spacecraft(name, speedMph) {
-        this.milesPerKilometer = 0.621;
-        this.name = name;
-        this.speedMph = speedMph;
-    }
-    Spacecraft.prototype.getDaysToLocation = function (kilometersAway) {
-        var milesAway = kilometersAway * this.milesPerKilometer;
-        var hours = milesAway / this.speedMph;
-        return hours / 24;
-    };
-    Spacecraft.prototype.printDaysToLocation = function (location) {
-        console.log(this.name + " would take " + this.getDaysToLocation(location.kilometersAway) + " days to get to " + location.name + ".");
-    };
-    return Spacecraft;
-}());
-// Create an instance of the class here:
-var spaceShuttle = new Spacecraft('Determination', 17500);
-// Part 5: Paste in the code from step 6 here:
-spaceShuttle.printDaysToLocation(new SpaceLocation_1.SpaceLocation('Mars', kilometersToMars));
-spaceShuttle.printDaysToLocation(new SpaceLocation_1.SpaceLocation('the Moon', kilometersToTheMoon));
+"use strict";
+// URL for the instructions: 
+// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/exercises.html 
+exports.__esModule = true;
+// Part 5: Import statement.
+var SpaceLocation_1 = require("./SpaceLocation");
+// Part 1: Remaining variables.
+var kilometersToMars = 225000000;
+var kilometersToTheMoon = 384400;
+// Part 2: Content moved into class. Output statements updated.
+// Part 3: Content moved into class. Output statements updated.
+// Part 4: Define your Spacecraft class:
+var Spacecraft = /** @class */ (function () {
+    function Spacecraft(name, speedMph) {
+        this.milesPerKilometer = 0.621;
+        this.name = name;
+        this.speedMph = speedMph;
+    }
+    Spacecraft.prototype.getDaysToLocation = function (kilometersAway) {
+        var milesAway = kilometersAway * this.milesPerKilometer;
+        var hours = milesAway / this.speedMph;
+        return hours / 24;
+    };
+    Spacecraft.prototype.printDaysToLocation = function (location) {
+        console.log(this.name + " would take " + this.getDaysToLocation(location.kilometersAway) + " days to get to " + location.name + ".");
+    };
+    return Spacecraft;
+}());
+// Create an instance of the class here:
+var spaceShuttle = new Spacecraft('Determination', 17500);
+// Part 5: Paste in the code from step 6 here:
+spaceShuttle.printDaysToLocation(new SpaceLocation_1.SpaceLocation('Mars', kilometersToMars));
+spaceShuttle.printDaysToLocation(new SpaceLocation_1.SpaceLocation('the Moon', kilometersToTheMoon));
diff --git a/exercises/parts1-5.ts b/exercises/parts1-5.ts
index 185a2b6e..6b1141f7 100644
--- a/exercises/parts1-5.ts
+++ b/exercises/parts1-5.ts
@@ -1,46 +1,46 @@
-// URL for the instructions: 
-// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/exercises.html 
-
-// Part 5: Import statement.
-import { SpaceLocation } from './SpaceLocation';
-
-// Part 1: Remaining variables.
-let kilometersToMars: number = 225000000;
-let kilometersToTheMoon: number = 384400;
-
-// Part 2: Content moved into class. Output statements updated.
-
-
-// Part 3: Content moved into class. Output statements updated.
-
-
-// Part 4: Define your Spacecraft class:
-
-class Spacecraft {
-    milesPerKilometer: number = 0.621;
-    name: string;
-    speedMph: number;
-
-    constructor (name: string, speedMph: number) {
-        this.name = name;
-        this.speedMph = speedMph;
-    }
-
-    getDaysToLocation(kilometersAway: number): number {
-        let milesAway: number = kilometersAway * this.milesPerKilometer;
-        let hours: number = milesAway / this.speedMph;
-        return hours / 24;
-    }
-
-    printDaysToLocation(location: SpaceLocation) {
-        console.log(`${this.name} would take ${this.getDaysToLocation(location.kilometersAway)} days to get to ${location.name}.`);
-    }
-}
-
-// Create an instance of the class here:
-let spaceShuttle = new Spacecraft('Determination', 17500);
-
-
-// Part 5: Paste in the code from step 6 here:
-spaceShuttle.printDaysToLocation(new SpaceLocation('Mars', kilometersToMars));
+// URL for the instructions: 
+// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/exercises.html 
+
+// Part 5: Import statement.
+import { SpaceLocation } from './SpaceLocation';
+
+// Part 1: Remaining variables.
+let kilometersToMars: number = 225000000;
+let kilometersToTheMoon: number = 384400;
+
+// Part 2: Content moved into class. Output statements updated.
+
+
+// Part 3: Content moved into class. Output statements updated.
+
+
+// Part 4: Define your Spacecraft class:
+
+class Spacecraft {
+    milesPerKilometer: number = 0.621;
+    name: string;
+    speedMph: number;
+
+    constructor (name: string, speedMph: number) {
+        this.name = name;
+        this.speedMph = speedMph;
+    }
+
+    getDaysToLocation(kilometersAway: number): number {
+        let milesAway: number = kilometersAway * this.milesPerKilometer;
+        let hours: number = milesAway / this.speedMph;
+        return hours / 24;
+    }
+
+    printDaysToLocation(location: SpaceLocation) {
+        console.log(`${this.name} would take ${this.getDaysToLocation(location.kilometersAway)} days to get to ${location.name}.`);
+    }
+}
+
+// Create an instance of the class here:
+let spaceShuttle = new Spacecraft('Determination', 17500);
+
+
+// Part 5: Paste in the code from step 6 here:
+spaceShuttle.printDaysToLocation(new SpaceLocation('Mars', kilometersToMars));
 spaceShuttle.printDaysToLocation(new SpaceLocation('the Moon', kilometersToTheMoon));
\ No newline at end of file
diff --git a/exercises/tsconfig.json b/exercises/tsconfig.json
index 51f08b09..a4f9fa4a 100644
--- a/exercises/tsconfig.json
+++ b/exercises/tsconfig.json
@@ -1,17 +1,17 @@
-{
-    "compilerOptions": {
-      "target": "es6",
-      "lib": ["esnext", "dom"],
-      "module": "commonjs",
-      "moduleResolution": "node",
-      "strict": true,
-      "jsx": "react",
-      "allowJs": true,
-      "sourceMap": true,
-      "inlineSources": true,
-      "types": ["node"],
-      "allowSyntheticDefaultImports": true,
-      "experimentalDecorators": true
-    }
-  }
+{
+    "compilerOptions": {
+      "target": "es6",
+      "lib": ["esnext", "dom"],
+      "module": "commonjs",
+      "moduleResolution": "node",
+      "strict": true,
+      "jsx": "react",
+      "allowJs": true,
+      "sourceMap": true,
+      "inlineSources": true,
+      "types": ["node"],
+      "allowSyntheticDefaultImports": true,
+      "experimentalDecorators": true
+    }
+  }
   
\ No newline at end of file

From 7f668146d2825cca190df9328ff65e0919d41885 Mon Sep 17 00:00:00 2001
From: ianmottert <84425497+ianmottert@users.noreply.github.com>
Date: Thu, 29 Jul 2021 20:13:58 -0500
Subject: [PATCH 13/13] Add files via upload

---
 studio/Astronaut.js | 20 ++++-----
 studio/Astronaut.ts | 20 ++++-----
 studio/Cargo.js     | 20 ++++-----
 studio/Cargo.ts     | 20 ++++-----
 studio/Payload.js   |  4 +-
 studio/Payload.ts   |  4 +-
 studio/Rocket.js    | 86 +++++++++++++++++++--------------------
 studio/Rocket.ts    | 98 ++++++++++++++++++++++-----------------------
 studio/index.js     | 86 +++++++++++++++++++--------------------
 studio/index.ts     | 94 +++++++++++++++++++++----------------------
 10 files changed, 226 insertions(+), 226 deletions(-)

diff --git a/studio/Astronaut.js b/studio/Astronaut.js
index 9fa375e4..34ff9e73 100644
--- a/studio/Astronaut.js
+++ b/studio/Astronaut.js
@@ -1,10 +1,10 @@
-"use strict";
-exports.__esModule = true;
-var Astronaut = /** @class */ (function () {
-    function Astronaut(massKg, name) {
-        this.name = name;
-        this.massKg = massKg;
-    }
-    return Astronaut;
-}());
-exports.Astronaut = Astronaut;
+"use strict";
+exports.__esModule = true;
+var Astronaut = /** @class */ (function () {
+    function Astronaut(massKg, name) {
+        this.name = name;
+        this.massKg = massKg;
+    }
+    return Astronaut;
+}());
+exports.Astronaut = Astronaut;
diff --git a/studio/Astronaut.ts b/studio/Astronaut.ts
index 39879eba..f7f6b8fc 100644
--- a/studio/Astronaut.ts
+++ b/studio/Astronaut.ts
@@ -1,11 +1,11 @@
-import { Payload } from './Payload';
-
-export class Astronaut implements Payload {
-    massKg: number;
-    name: string;
-
-    constructor (massKg: number, name: string) {
-        this.name = name;
-        this.massKg = massKg;
-    }
+import { Payload } from './Payload';
+
+export class Astronaut implements Payload {
+    massKg: number;
+    name: string;
+
+    constructor (massKg: number, name: string) {
+        this.name = name;
+        this.massKg = massKg;
+    }
  }
\ No newline at end of file
diff --git a/studio/Cargo.js b/studio/Cargo.js
index 35162780..4f627519 100644
--- a/studio/Cargo.js
+++ b/studio/Cargo.js
@@ -1,10 +1,10 @@
-"use strict";
-exports.__esModule = true;
-var Cargo = /** @class */ (function () {
-    function Cargo(massKg, material) {
-        this.material = material;
-        this.massKg = massKg;
-    }
-    return Cargo;
-}());
-exports.Cargo = Cargo;
+"use strict";
+exports.__esModule = true;
+var Cargo = /** @class */ (function () {
+    function Cargo(massKg, material) {
+        this.material = material;
+        this.massKg = massKg;
+    }
+    return Cargo;
+}());
+exports.Cargo = Cargo;
diff --git a/studio/Cargo.ts b/studio/Cargo.ts
index dc2d895f..41aa9968 100644
--- a/studio/Cargo.ts
+++ b/studio/Cargo.ts
@@ -1,11 +1,11 @@
-import { Payload } from './Payload';
-
-export class Cargo implements Payload {
-    massKg: number;
-    material: string;
-
-    constructor (massKg: number, material: string) {
-        this.material = material;
-        this.massKg = massKg;
-    }
+import { Payload } from './Payload';
+
+export class Cargo implements Payload {
+    massKg: number;
+    material: string;
+
+    constructor (massKg: number, material: string) {
+        this.material = material;
+        this.massKg = massKg;
+    }
 }
\ No newline at end of file
diff --git a/studio/Payload.js b/studio/Payload.js
index 0e345787..64cbe53a 100644
--- a/studio/Payload.js
+++ b/studio/Payload.js
@@ -1,2 +1,2 @@
-"use strict";
-exports.__esModule = true;
+"use strict";
+exports.__esModule = true;
diff --git a/studio/Payload.ts b/studio/Payload.ts
index 0b242a1d..84a2430d 100644
--- a/studio/Payload.ts
+++ b/studio/Payload.ts
@@ -1,3 +1,3 @@
-export interface Payload {
-    massKg: number;
+export interface Payload {
+    massKg: number;
 }  
\ No newline at end of file
diff --git a/studio/Rocket.js b/studio/Rocket.js
index 671669ea..ae8c1c7e 100644
--- a/studio/Rocket.js
+++ b/studio/Rocket.js
@@ -1,43 +1,43 @@
-"use strict";
-exports.__esModule = true;
-var Rocket = /** @class */ (function () {
-    function Rocket(name, totalCapacityKg) {
-        this.cargoItems = [];
-        this.astronauts = [];
-        this.name = name;
-        this.totalCapacityKg = totalCapacityKg;
-    }
-    Rocket.prototype.sumMass = function (items) {
-        var sum = 0;
-        for (var i = 0; i < items.length; i++) {
-            sum += items[i].massKg;
-        }
-        return sum;
-    };
-    Rocket.prototype.currentMassKg = function () {
-        return this.sumMass(this.astronauts) + this.sumMass(this.cargoItems);
-    };
-    Rocket.prototype.canAdd = function (item) {
-        return (this.currentMassKg() + item.massKg) <= this.totalCapacityKg;
-    };
-    Rocket.prototype.addCargo = function (cargo) {
-        if (this.canAdd(cargo)) {
-            this.cargoItems.push(cargo);
-            return true;
-        }
-        else {
-            return false;
-        }
-    };
-    Rocket.prototype.addAstronaut = function (astronaut) {
-        if (this.canAdd(astronaut)) {
-            this.astronauts.push(astronaut);
-            return true;
-        }
-        else {
-            return false;
-        }
-    };
-    return Rocket;
-}());
-exports.Rocket = Rocket;
+"use strict";
+exports.__esModule = true;
+var Rocket = /** @class */ (function () {
+    function Rocket(name, totalCapacityKg) {
+        this.cargoItems = [];
+        this.astronauts = [];
+        this.name = name;
+        this.totalCapacityKg = totalCapacityKg;
+    }
+    Rocket.prototype.sumMass = function (items) {
+        var sum = 0;
+        for (var i = 0; i < items.length; i++) {
+            sum += items[i].massKg;
+        }
+        return sum;
+    };
+    Rocket.prototype.currentMassKg = function () {
+        return this.sumMass(this.astronauts) + this.sumMass(this.cargoItems);
+    };
+    Rocket.prototype.canAdd = function (item) {
+        return (this.currentMassKg() + item.massKg) <= this.totalCapacityKg;
+    };
+    Rocket.prototype.addCargo = function (cargo) {
+        if (this.canAdd(cargo)) {
+            this.cargoItems.push(cargo);
+            return true;
+        }
+        else {
+            return false;
+        }
+    };
+    Rocket.prototype.addAstronaut = function (astronaut) {
+        if (this.canAdd(astronaut)) {
+            this.astronauts.push(astronaut);
+            return true;
+        }
+        else {
+            return false;
+        }
+    };
+    return Rocket;
+}());
+exports.Rocket = Rocket;
diff --git a/studio/Rocket.ts b/studio/Rocket.ts
index 000179c4..1d9ae791 100644
--- a/studio/Rocket.ts
+++ b/studio/Rocket.ts
@@ -1,50 +1,50 @@
-import { Payload } from './Payload';
-import { Cargo } from './Cargo';
-import { Astronaut } from './Astronaut';
-
-export class Rocket implements Payload {
-    name: string;
-    totalCapacityKg: number;
-    cargoItems: Cargo[] = [];
-    astronauts: Astronaut[] = [];
-    massKg: number;
-
-    constructor (name: string, totalCapacityKg: number) {
-        this.name = name;
-        this.totalCapacityKg = totalCapacityKg;
-    }
-
-    sumMass (items: Payload[]): number {
-        let sum: number = 0;
-        for (let i=0; i < items.length; i++) {
-            sum += items[i].massKg;
-        }
-        return sum;
-    }
-
-    currentMassKg (): number {
-        return this.sumMass(this.astronauts) + this.sumMass(this.cargoItems);
-    }
-
-    canAdd(item: Payload): boolean {
-        return (this.currentMassKg() + item.massKg) <= this.totalCapacityKg;
-    }
-
-    addCargo(cargo: Cargo): boolean {
-        if (this.canAdd(cargo)) {
-            this.cargoItems.push(cargo);
-            return true;
-        } else {
-            return false;
-        }
-    }
-
-    addAstronaut(astronaut: Astronaut): boolean {
-        if (this.canAdd(astronaut)) {
-            this.astronauts.push(astronaut);
-            return true;
-        } else {
-            return false;
-        }
-    }
+import { Payload } from './Payload';
+import { Cargo } from './Cargo';
+import { Astronaut } from './Astronaut';
+
+export class Rocket implements Payload {
+    name: string;
+    totalCapacityKg: number;
+    cargoItems: Cargo[] = [];
+    astronauts: Astronaut[] = [];
+    massKg: number;
+
+    constructor (name: string, totalCapacityKg: number) {
+        this.name = name;
+        this.totalCapacityKg = totalCapacityKg;
+    }
+
+    sumMass (items: Payload[]): number {
+        let sum: number = 0;
+        for (let i=0; i < items.length; i++) {
+            sum += items[i].massKg;
+        }
+        return sum;
+    }
+
+    currentMassKg (): number {
+        return this.sumMass(this.astronauts) + this.sumMass(this.cargoItems);
+    }
+
+    canAdd(item: Payload): boolean {
+        return (this.currentMassKg() + item.massKg) <= this.totalCapacityKg;
+    }
+
+    addCargo(cargo: Cargo): boolean {
+        if (this.canAdd(cargo)) {
+            this.cargoItems.push(cargo);
+            return true;
+        } else {
+            return false;
+        }
+    }
+
+    addAstronaut(astronaut: Astronaut): boolean {
+        if (this.canAdd(astronaut)) {
+            this.astronauts.push(astronaut);
+            return true;
+        } else {
+            return false;
+        }
+    }
 }
\ No newline at end of file
diff --git a/studio/index.js b/studio/index.js
index 591fd539..c6982c87 100644
--- a/studio/index.js
+++ b/studio/index.js
@@ -1,43 +1,43 @@
-"use strict";
-// Instructions are published in the online book. The URL is:
-// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/studio.html
-exports.__esModule = true;
-var Astronaut_1 = require("./Astronaut");
-var Cargo_1 = require("./Cargo");
-var Rocket_1 = require("./Rocket");
-var falcon9 = new Rocket_1.Rocket('Falcon 9', 7500);
-var astronauts = [
-    new Astronaut_1.Astronaut(75, 'Mae'),
-    new Astronaut_1.Astronaut(81, 'Sally'),
-    new Astronaut_1.Astronaut(99, 'Charles')
-];
-for (var i = 0; i < astronauts.length; i++) {
-    var astronaut = astronauts[i];
-    var status_1 = '';
-    if (falcon9.addAstronaut(astronaut)) {
-        status_1 = "On board";
-    }
-    else {
-        status_1 = "Not on board";
-    }
-    console.log(astronaut.name + ": " + status_1);
-}
-var cargo = [
-    new Cargo_1.Cargo(3107.39, "Satellite"),
-    new Cargo_1.Cargo(1000.39, "Space Probe"),
-    new Cargo_1.Cargo(753, "Water"),
-    new Cargo_1.Cargo(541, "Food"),
-    new Cargo_1.Cargo(2107.39, "Tesla Roadster"),
-];
-for (var i = 0; i < cargo.length; i++) {
-    var c = cargo[i];
-    var loaded = '';
-    if (falcon9.addCargo(c)) {
-        loaded = "Loaded";
-    }
-    else {
-        loaded = "Not loaded";
-    }
-    console.log(c.material + ": " + loaded);
-}
-console.log("Final cargo and astronaut mass: " + falcon9.currentMassKg() + " kg.");
+"use strict";
+// Instructions are published in the online book. The URL is:
+// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/studio.html
+exports.__esModule = true;
+var Astronaut_1 = require("./Astronaut");
+var Cargo_1 = require("./Cargo");
+var Rocket_1 = require("./Rocket");
+var falcon9 = new Rocket_1.Rocket('Falcon 9', 7500);
+var astronauts = [
+    new Astronaut_1.Astronaut(75, 'Mae'),
+    new Astronaut_1.Astronaut(81, 'Sally'),
+    new Astronaut_1.Astronaut(99, 'Charles')
+];
+for (var i = 0; i < astronauts.length; i++) {
+    var astronaut = astronauts[i];
+    var status_1 = '';
+    if (falcon9.addAstronaut(astronaut)) {
+        status_1 = "On board";
+    }
+    else {
+        status_1 = "Not on board";
+    }
+    console.log(astronaut.name + ": " + status_1);
+}
+var cargo = [
+    new Cargo_1.Cargo(3107.39, "Satellite"),
+    new Cargo_1.Cargo(1000.39, "Space Probe"),
+    new Cargo_1.Cargo(753, "Water"),
+    new Cargo_1.Cargo(541, "Food"),
+    new Cargo_1.Cargo(2107.39, "Tesla Roadster"),
+];
+for (var i = 0; i < cargo.length; i++) {
+    var c = cargo[i];
+    var loaded = '';
+    if (falcon9.addCargo(c)) {
+        loaded = "Loaded";
+    }
+    else {
+        loaded = "Not loaded";
+    }
+    console.log(c.material + ": " + loaded);
+}
+console.log("Final cargo and astronaut mass: " + falcon9.currentMassKg() + " kg.");
diff --git a/studio/index.ts b/studio/index.ts
index c7e3bff3..89f60f92 100644
--- a/studio/index.ts
+++ b/studio/index.ts
@@ -1,47 +1,47 @@
-// Instructions are published in the online book. The URL is:
-// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/studio.html
-
-import { Astronaut } from './Astronaut';
-import { Cargo } from './Cargo';
-import { Rocket } from './Rocket';
-
-let falcon9: Rocket = new Rocket('Falcon 9', 7500);
-
-let astronauts: Astronaut[] = [
-   new Astronaut(75, 'Mae'),
-   new Astronaut(81, 'Sally'),
-   new Astronaut(99, 'Charles')
-];
-
-for (let i = 0; i < astronauts.length; i++) {
-   let astronaut = astronauts[i];
-   let status = '';
-   if (falcon9.addAstronaut(astronaut)) {
-       status = "On board";
-   } else {
-       status = "Not on board";
-   }
-   console.log(`${astronaut.name}: ${status}`);
-}
-
-let cargo: Cargo[] = [
-   new Cargo(3107.39, "Satellite"),
-   new Cargo(1000.39, "Space Probe"),
-   new Cargo(753, "Water"),
-   new Cargo(541, "Food"),
-   new Cargo(2107.39, "Tesla Roadster"),
-];
-
-for (let i = 0; i < cargo.length; i++) {
-   let c = cargo[i];
-   let loaded = '';
-   if (falcon9.addCargo(c)) {
-       loaded = "Loaded"
-   } else {
-       loaded = "Not loaded"
-   }
-   console.log(`${c.material}: ${loaded}`);
-}
-
-console.log(`Final cargo and astronaut mass: ${falcon9.currentMassKg()} kg.`);
-
+// Instructions are published in the online book. The URL is:
+// https://education.launchcode.org/intro-to-professional-web-dev/chapters/typescript/studio.html
+
+import { Astronaut } from './Astronaut';
+import { Cargo } from './Cargo';
+import { Rocket } from './Rocket';
+
+let falcon9: Rocket = new Rocket('Falcon 9', 7500);
+
+let astronauts: Astronaut[] = [
+   new Astronaut(75, 'Mae'),
+   new Astronaut(81, 'Sally'),
+   new Astronaut(99, 'Charles')
+];
+
+for (let i = 0; i < astronauts.length; i++) {
+   let astronaut = astronauts[i];
+   let status = '';
+   if (falcon9.addAstronaut(astronaut)) {
+       status = "On board";
+   } else {
+       status = "Not on board";
+   }
+   console.log(`${astronaut.name}: ${status}`);
+}
+
+let cargo: Cargo[] = [
+   new Cargo(3107.39, "Satellite"),
+   new Cargo(1000.39, "Space Probe"),
+   new Cargo(753, "Water"),
+   new Cargo(541, "Food"),
+   new Cargo(2107.39, "Tesla Roadster"),
+];
+
+for (let i = 0; i < cargo.length; i++) {
+   let c = cargo[i];
+   let loaded = '';
+   if (falcon9.addCargo(c)) {
+       loaded = "Loaded"
+   } else {
+       loaded = "Not loaded"
+   }
+   console.log(`${c.material}: ${loaded}`);
+}
+
+console.log(`Final cargo and astronaut mass: ${falcon9.currentMassKg()} kg.`);
+