public void loadPlanetImages(){
    	planetImages = new ArrayList();
    	int i = 0;
    	while(true){
    		String name = "planets/p_" + i + ".png";
    		File file = new File("images/" + name);
    		if(!file.exists()){
    			break;
    		}
    		//System.out.println(i + " : " + file);
    		planetImages.add(getSmallerImage(loadImage(name), .5f));
    		i++;
    	}
    }