===================================================================
--- original.js
+++ change.js
@@ -186,8 +186,9 @@
 		anchorY: 0.5
 	});
 	var counter = 0;
 	var particles = [];
+	background.rotation = -MATH_HALF_PI;
 	;
 	self.update = update;
 	self.launch = launch;
 	self.x = x;
@@ -217,10 +218,9 @@
 			}
 		}
 		if (self.direction) {
 			particles.push(background.addChild(new FlameParticle({
-				x: self.x,
-				y: self.y
+				x: (Math.random() - 0.5) * ROCKET_FLAME_BREDTH
 			})));
 		}
 		updateList(particles);
 	}
@@ -234,24 +234,25 @@
 		}
 	}
 });
 var FlameParticle = ConfigContainer.expand(function (config) {
-	var self = ConfigContainer.call(this);
+	var self = ConfigContainer.call(this, config);
 	var flameGraphics = self.attachAsset('flame', {
 		anchorX: 0.5,
 		anchorY: 0.5,
 		alpha: 0.5
 	});
-	var lifetime = FLAME_PARTICLE_LIFETIME;
+	var lifetime = ROCKET_FLAME_LIFETIME;
 	;
 	self.update = update;
 	;
 	function update() {
-		self.y += FLAME_PARTICLE_SPEED;
-		flameGraphics.alpha = 0.5 * (lifetime / FLAME_PARTICLE_LIFETIME);
+		var remaining = lifetime / ROCKET_FLAME_LIFETIME;
+		self.y -= ROCKET_FLAME_SPEED;
+		flameGraphics.alpha = 0.5 * remaining;
+		flameGraphics.scale.set(remaining);
 		return --lifetime <= 0;
 	}
-	;
 });
 var Plant = ConfigContainer.expand(function (type, growStage, config) {
 	var self = ConfigContainer.call(this, config);
 	var details = PLANT_DETAILS[type];
@@ -533,29 +534,32 @@
 			}
 		}
 	});
 });
-var Planet = Container.expand(function (x, y, radius, assetName, barren) {
-	var self = Container.call(this);
-	var perimeter = MATH_2_PI * radius;
+var Planet = ConfigContainer.expand(function (planetName, config, barren) {
+	var self = ConfigContainer.call(this);
+	var details = PLANET_DETAILS[planetName];
+	var perimeter = MATH_2_PI * details.radius;
 	var numPlots = Math.floor(perimeter / (PLOT_SIZE + PLOT_GAP));
 	var numNodes = numPlots * 4;
 	var nodes = [];
 	var fruitList = [];
-	self.background = self.addChild(new Container());
-	var planetGraphics = self.createAsset(assetName, {
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	planetGraphics.scale.set(2 * radius / 1000);
+	var background = self.addChild(new Container());
+	var planetGraphics;
+	if (details && details.planet) {
+		planetGraphics = self.createAsset(details.planet, {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+	}
+	planetGraphics.scale.set(2 * details.radius / 1000);
 	;
 	self.update = update;
-	self.x = x;
-	self.y = y;
-	self.name = assetName;
-	self.nodes = nodes;
-	self.radius = radius;
+	self.name = planetName;
 	self.barren = barren;
+	self.nodes = nodes;
+	self.background = background;
+	self.radius = details.radius;
 	self.fruitList = fruitList;
 	self.rotation = Math.random() * MATH_2_PI;
 	self.spin = 0;
 	;
@@ -569,10 +573,10 @@
 			var defaultPlant = 'plantWeeds';
 			var maxPlantStage = PLANT_DETAILS[defaultPlant].stages;
 			for (var i = 0; i < numNodes; i++) {
 				var angle = i / numNodes * MATH_2_PI;
-				var nodeX = radius * Math.cos(angle);
-				var nodeY = radius * Math.sin(angle);
+				var nodeX = self.radius * Math.cos(angle);
+				var nodeY = self.radius * Math.sin(angle);
 				var rotation = angle + MATH_HALF_PI;
 				var farmNode = i !== 0 && i % 4 === 0;
 				var nodeType = farmNode ? FarmNode : i % 2 === 0 ? WeedsNode : PlantNode;
 				var node = self.addChild(new nodeType({
@@ -600,32 +604,22 @@
 	;
 	createNodes();
 	return self;
 });
-var PlanetGrey = Planet.expand(function (x, y) {
-	var self = Planet.call(this, x, y, PLANET_RADIUS_GREY, 'planetGrey');
-	;
-	self.spin = PLANET_SPIN_GREY;
+var PlanetGrey = Planet.expand(function (config) {
+	var self = Planet.call(this, 'planetGrey', config);
 });
-var PlanetRed = Planet.expand(function (x, y) {
-	var self = Planet.call(this, x, y, PLANET_RADIUS_RED, 'planetRed');
-	;
-	self.spin = PLANET_SPIN_RED;
+var PlanetRed = Planet.expand(function (config) {
+	var self = Planet.call(this, 'planetRed', config);
 });
-var PlanetBlue = Planet.expand(function (x, y) {
-	var self = Planet.call(this, x, y, PLANET_RADIUS_BLUE, 'planetBlue');
-	;
-	self.spin = PLANET_SPIN_BLUE;
+var PlanetBlue = Planet.expand(function (config) {
+	var self = Planet.call(this, 'planetBlue', config);
 });
-var PlanetOmni = Planet.expand(function (x, y) {
-	var self = Planet.call(this, x, y, PLANET_RADIUS_OMNI, 'planetOmni');
-	;
-	self.spin = PLANET_SPIN_OMNI;
+var PlanetOmni = Planet.expand(function (config) {
+	var self = Planet.call(this, 'planetOmni', config);
 });
-var PlanetGold = Planet.expand(function (x, y) {
-	var self = Planet.call(this, x, y, PLANET_RADIUS_GOLD, 'planetGold', true);
-	;
-	self.spin = PLANET_SPIN_GOLD;
+var PlanetGold = Planet.expand(function (config) {
+	var self = Planet.call(this, 'planetGold', config, true);
 });
 var Crosshair = Container.expand(function () {
 	var self = Container.call(this);
 	var counter = 0;
@@ -674,11 +668,11 @@
 	}
 	;
 	setDistance(CROSSHAIR_DIST);
 });
-var NavigationButton = Container.expand(function (x, y, index, callback) {
-	var self = Container.call(this);
-	var details = NAVIGATION[index];
+var NavigationButton = ConfigContainer.expand(function (planetName, callback, config) {
+	var self = ConfigContainer.call(this, config);
+	var details = PLANET_DETAILS[planetName];
 	var buttonGraphics = self.attachAsset('button', {
 		anchorX: 0.5,
 		anchorY: 0.5,
 		tint: 0xFFAAAA
@@ -697,9 +691,9 @@
 	self.cost = details.cost;
 	self.planet = details.planet;
 	self.unlocked = false;
 	self.on('down', function () {
-		callback(index);
+		callback(PLANET_DETAILS.indexOf(planetName));
 	});
 	;
 	function unlock() {
 		self.unlocked = true;
@@ -709,11 +703,15 @@
 });
 var NavigationInterface = Container.expand(function (x, y) {
 	var self = Container.call(this);
 	var buttons = [];
+	var baseOffset = -NAVIGATION.length / 2 + 0.5;
 	for (var i = 0; i < NAVIGATION.length; i++) {
-		var buttonX = (-NAVIGATION.length / 2 + 0.5 + i) * 200;
-		buttons.push(self.addChild(new NavigationButton(buttonX, 0, i, buttonCallback)));
+		var buttonX = (baseOffset + i) * 200;
+		buttons.push(self.addChild(new NavigationButton(NAVIGATION[i], buttonCallback, {
+			x: buttonX,
+			y: 0
+		})));
 	}
 	buttons[0].addChild(crosshair);
 	self.x = x;
 	self.y = y;
@@ -975,9 +973,9 @@
 				var angle = Math.atan2(self.y - planet.y, self.x - planet.x) - planet.rotation;
 				var fruitX = Math.cos(angle) * planet.radius;
 				var fruitY = Math.sin(angle) * planet.radius;
 				var fruit = planet.addChild(new Fruit('fruitDiamondDust', {
-					rotation: angle,
+					rotation: angle + MATH_HALF_PI,
 					x: fruitX,
 					y: fruitY
 				}));
 			}
@@ -1052,12 +1050,9 @@
 
 /**** 
 * Game Code
 ****/
-// Constants for flame particle
 // Math constants / pre-calculations
-var FLAME_PARTICLE_LIFETIME = 30; // Number of ticks before the particle disappears
-var FLAME_PARTICLE_SPEED = 5; // Speed at which the particle moves downward
 var MATH_2_PI = Math.PI * 2;
 var MATH_HALF_PI = Math.PI / 2;
 var MATH_QUARTER_PI = Math.PI / 4;
 var MATH_HALF_ROOT_3 = Math.sqrt(3) / 2;
@@ -1066,29 +1061,23 @@
 // Game constants
 var GAME_TICKS = 60;
 var GAME_WIDTH = 2048;
 var GAME_HEIGHT = 2732;
-// Planet constants (TODO: Move to PLANET_DETAILS map)
-var PLANET_RADIUS_GREY = 200;
-var PLANET_RADIUS_RED = 400;
-var PLANET_RADIUS_BLUE = 350;
-var PLANET_RADIUS_OMNI = 500;
-var PLANET_RADIUS_GOLD = 250;
-var PLANET_SPIN_GREY = 0.001;
-var PLANET_SPIN_RED = -0.0002;
-var PLANET_SPIN_BLUE = 0.001;
-var PLANET_SPIN_OMNI = 0.005;
-var PLANET_SPIN_GOLD = -0.001;
 // Rocket constants
 var ROCKET_DIST_REVERSE = 300;
 var ROCKET_DIST_LEAVE = 2500;
 var ROCKET_SPEED_BASE = 1.2;
 var ROCKET_SPEED_DIV = 5;
 var ROCKET_SPEED_DELAY = 10;
 var ROCKET_SPEED_REVERSE = 2;
+var ROCKET_FLAME_BREDTH = 30;
+var ROCKET_FLAME_LIFETIME = 30;
+var ROCKET_FLAME_SPEED = 5;
+// Farm constants
 var PLOT_SIZE = 65;
 var PLOT_GAP = 90;
 var PLOT_ALPHA_STEP = 1 / GAME_TICKS;
+// Interface settings
 var TEXT_OFFSETS = [[0, 1], [MATH_HALF_ROOT_3, 0.5], [MATH_HALF_ROOT_3, -0.5], [0, -1], [-MATH_HALF_ROOT_3, -0.5], [-MATH_HALF_ROOT_3, 0.5], [0, 0]];
 var TEXT_BORDER_WEIGHT = 4;
 var TEXT_DEFAULT_SIZE = 50;
 var TEXT_DEFAULT_FONT = 'Arial';
@@ -1211,71 +1200,57 @@
 		type: 'none',
 		plant: 'none'
 	}
 };
+// Planet & navigation settings
+var NAVIGATION = ['planetGrey', 'planetRed', 'planetBlue', 'planetOmni', 'planetGold'];
 var PLANET_DETAILS = {
 	planetGrey: {
 		cost: 0,
+		radius: 200,
+		spin: 0.001,
 		blueprint: PlanetGrey,
 		plantTypes: ['green'],
 		buy: ['credits', 'fruitBush', 'fruitStalk'],
 		sell: ['credits', 'fruitWeeds', 'fruitBush']
 	},
 	planetRed: {
 		cost: 100,
+		radius: 400,
+		spin: -0.0002,
 		blueprint: PlanetRed,
 		plantTypes: ['green', 'red'],
 		buy: ['credits', 'fruitStalk', 'fruitEyeball'],
 		sell: ['credits', 'fruitWeeds', 'fruitBush', 'fruitStalk', 'fruitEyeball']
 	},
 	planetBlue: {
 		cost: 250,
+		radius: 350,
+		spin: 0.001,
 		blueprint: PlanetBlue,
 		plantTypes: ['green', 'blue'],
 		buy: ['credits', 'fruitFlower'],
 		sell: ['credits', 'fruitWeeds', 'fruitBush', 'fruitFlower']
 	},
 	planetOmni: {
 		cost: 800,
+		radius: 500,
+		spin: 0.005,
 		blueprint: PlanetOmni,
 		plantTypes: ['green', 'blue', 'red', 'omni'],
 		buy: ['credits'],
 		sell: ['fruitStalk', 'fruitEyeball', 'fruitFlower', 'fruitDiamond', 'fruitDiamond']
 	},
 	planetGold: {
 		cost: 3000,
+		radius: 250,
+		spin: -0.001,
 		blueprint: PlanetGold,
 		plantTypes: [],
 		buy: [],
 		sell: []
 	}
 };
-var NAVIGATION = [{
-	cost: 0,
-	"class": PlanetGrey,
-	planet: 'planetGrey',
-	description: 'Small moon, with no special bonuses.'
-}, {
-	cost: 100,
-	"class": PlanetRed,
-	planet: 'planetRed',
-	description: ''
-}, {
-	cost: 250,
-	"class": PlanetBlue,
-	planet: 'planetBlue',
-	description: ''
-}, {
-	cost: 800,
-	"class": PlanetOmni,
-	planet: 'planetOmni',
-	description: ''
-}, {
-	cost: 3000,
-	"class": PlanetGold,
-	planet: 'planetGold',
-	description: 'A wealthy planet with vast resources.'
-}];
 ;
 var money = 10000;
 var asteroidList = [];
 var stats = {
@@ -1295,9 +1270,13 @@
 var targetAngle = PLAYER_START_ANGLE;
 var currentPlanet = 0;
 var destinationPlanet = 0;
 var background = game.addChild(new Background());
-var planet = game.addChild(new PlanetGrey(GAME_WIDTH / 2, GAME_HEIGHT / 2));
+var planet = game.addChild(new PlanetGrey({
+	x: GAME_WIDTH / 2,
+	y: GAME_HEIGHT / 2,
+	rotation: Math.random() * MATH_2_PI
+}));
 var ship = planet.background.addChild(new Ship(planet.radius + ROCKET_DIST_REVERSE, 0));
 var planets = [planet];
 var inventory = LK.gui.top.addChild(new Inventory({
 	y: INVENTORY_SLOT_SIZE / 2 + 10,
@@ -1367,9 +1346,12 @@
 	}
 	asteroidList = [];
 	if (!planet) {
 		var planetClass = NAVIGATION[currentPlanet]["class"];
-		planet = planets[currentPlanet] = new planetClass(GAME_WIDTH / 2, GAME_HEIGHT / 2);
+		planet = planets[currentPlanet] = new planetClass({
+			x: GAME_WIDTH / 2,
+			y: GAME_HEIGHT / 2
+		});
 	}
 	if (currentPlanet === NAVIGATION.length - 1) {
 		if (winningTick < 0) {
 			saveStats();
@@ -1381,8 +1363,9 @@
 		winningMessage = undefined;
 	}
 	game.addChild(planet);
 	planet.background.addChild(ship);
+	planet.rotation = Math.random() * MATH_2_PI;
 	ship.x = planet.radius + ROCKET_DIST_REVERSE;
 	background.refresh();
 	inventory.refreshAllowed();
 }