Use A and D to move, and use W to use the rocket. Using both W and A or W and D will make you glide instead of using the rocket. Press space while on the planet to detect crystals in the air. Click the crystals to signal a ship to transport them. Press the down arrow while on the green transporter to go inside a spaceship.
This is the game that I was going to make instead of The Big Bang. I decided to make a solar system game (The Big Bang) after I tried to figure out a bug with this game. The game I had to work with was a broken mess, but if you want me to I will release that version as it is still playable.