Use the arrow keys to move. If you start moving, you will keep going unless something stops you, so don't just keep holding the arrow keys or you will get faster and faster. Go down to find planet Toasty. Go up and to the right to go to planter Gooper. Go to the left to find planet Icy. Go down and to the right to find planet Football. Go to the left to find planet Minecraftopia.
I made everything in this game other than the art for the rocket, which I got off google. You may request for new planets to be added in the comments. If you find any bugs, please report them.