Planet Survivor

 *Made in 48h for Ludum Dare 51: Every 10 seconds *  Become the last planet in the universe! Bring space debris to your home and buy upgrades. Every 10 seconds (or so) an asteroid comes by. They destroy planets, so be careful! Controls/instructions Use W/A/S/D  or arrow keys to move. Buy upgrades by clicking the buttons with your mouse when they light up.  The green planet in the middle is your h…