===================================================================
--- original.js
+++ change.js
@@ -1,104 +1,131 @@
-/****
+/**** 
 * Classes
-****/
+****/ 
 // Obstacle class
 var Obstacle = Container.expand(function () {
-  var self = Container.call(this);
-  var obstacleGraphics = self.attachAsset('obstacle', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.speed = 5;
-  self.update = function () {
-    self.y += self.speed;
-    if (self.y > 2732) {
-      self.y = -100;
-      self.x = Math.random() * 2048;
-    }
-  };
+	var self = Container.call(this);
+	var obstacleGraphics = self.attachAsset('obstacle', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 5;
+	self.update = function () {
+		self.y += self.speed;
+		if (self.y > 2732) {
+			self.y = -100;
+			self.x = Math.random() * 2048;
+		}
+	};
 });
 // PowerUp class
 var PowerUp = Container.expand(function () {
-  var self = Container.call(this);
-  var powerUpGraphics = self.attachAsset('powerUp', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.update = function () {
-    self.y += 3;
-    if (self.y > 2732) {
-      self.y = -100;
-      self.x = Math.random() * 2048;
-    }
-  };
+	var self = Container.call(this);
+	var powerUpGraphics = self.attachAsset('powerUp', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.update = function () {
+		self.y += 3;
+		if (self.y > 2732) {
+			self.y = -100;
+			self.x = Math.random() * 2048;
+		}
+	};
 });
 //<Assets used in the game will automatically appear here>
 //<Write imports for supported plugins here>
 // Spaceship class
 var Spaceship = Container.expand(function () {
-  var self = Container.call(this);
-  var spaceshipGraphics = self.attachAsset('spaceship', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.speed = 10;
-  self.update = function () {
-    // Spaceship update logic
-  };
-  self.move = function (x, y) {
-    self.x = x;
-    self.y = y;
-  };
+	var self = Container.call(this);
+	var spaceshipGraphics = self.attachAsset('spaceship', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 10;
+	self.update = function () {
+		// Spaceship update logic
+	};
+	self.move = function (x, y) {
+		self.x = x;
+		self.y = y;
+	};
 });
+// Star class
+var Star = Container.expand(function () {
+	var self = Container.call(this);
+	var starGraphics = self.attachAsset('star', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 1;
+	self.update = function () {
+		self.y += self.speed;
+		if (self.y > 2732) {
+			self.y = -100;
+			self.x = Math.random() * 2048;
+		}
+	};
+});
 
-/****
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-  backgroundColor: 0x000000 //Init game with black background 
+	backgroundColor: 0x000000 //Init game with black background 
 });
 
-/****
+/**** 
 * Game Code
-****/
+****/ 
 // Initialize game elements
 var spaceship = game.addChild(new Spaceship());
 spaceship.x = 1024;
 spaceship.y = 2400;
+var stars = [];
+for (var i = 0; i < 100; i++) {
+	var star = new Star();
+	star.x = Math.random() * 2048;
+	star.y = Math.random() * -2732;
+	stars.push(star);
+	game.addChild(star);
+}
 var obstacles = [];
 for (var i = 0; i < 5; i++) {
-  var obstacle = new Obstacle();
-  obstacle.x = Math.random() * 2048;
-  obstacle.y = Math.random() * -2732;
-  obstacles.push(obstacle);
-  game.addChild(obstacle);
+	var obstacle = new Obstacle();
+	obstacle.x = Math.random() * 2048;
+	obstacle.y = Math.random() * -2732;
+	obstacles.push(obstacle);
+	game.addChild(obstacle);
 }
 var powerUps = [];
 for (var i = 0; i < 3; i++) {
-  var powerUp = new PowerUp();
-  powerUp.x = Math.random() * 2048;
-  powerUp.y = Math.random() * -2732;
-  powerUps.push(powerUp);
-  game.addChild(powerUp);
+	var powerUp = new PowerUp();
+	powerUp.x = Math.random() * 2048;
+	powerUp.y = Math.random() * -2732;
+	powerUps.push(powerUp);
+	game.addChild(powerUp);
 }
 // Handle game events
 game.down = function (x, y, obj) {
-  spaceship.move(x, y);
+	spaceship.move(x, y);
 };
 game.update = function () {
-  for (var i = 0; i < obstacles.length; i++) {
-    obstacles[i].update();
-    if (spaceship.intersects(obstacles[i])) {
-      LK.effects.flashScreen(0xff0000, 1000);
-      LK.showGameOver();
-    }
-  }
-  for (var i = 0; i < powerUps.length; i++) {
-    powerUps[i].update();
-    if (spaceship.intersects(powerUps[i])) {
-      LK.setScore(LK.getScore() + 10);
-      powerUps[i].destroy();
-      powerUps.splice(i, 1);
-    }
-  }
+	for (var i = 0; i < obstacles.length; i++) {
+		obstacles[i].update();
+		if (spaceship.intersects(obstacles[i])) {
+			LK.effects.flashScreen(0xff0000, 1000);
+			LK.showGameOver();
+		}
+	}
+	for (var i = 0; i < stars.length; i++) {
+		stars[i].update();
+	}
+	for (var i = 0; i < powerUps.length; i++) {
+		powerUps[i].update();
+		if (spaceship.intersects(powerUps[i])) {
+			LK.setScore(LK.getScore() + 10);
+			powerUps[i].destroy();
+			powerUps.splice(i, 1);
+		}
+	}
 };
\ No newline at end of file