A sandbox rocket maker where you make your own rocket and launch it to space. Select a destination. Control rockets or hire astronauts to help. No coins needed. A menu will show up when your build the rocket like the payload the fuel tank size a connecter or anything. To build a rocket type build then it will ask what engine type and size when j selected then it will ask others like fuel tank size connexter size, and a payload, payload is a satellite nor iss part. It'll ask satellite or iss