You are on a mission to save the IMT (International Moon Station), the Moon Monster has taken it over, again, and it is your job to exterminate it, PERMANANTLY! 

Dock on friendly planets to reheal, upgrade your ship and BUY NEW GUNS.

Controls: 

WASD to move,

Mouse to aim and shoot,

E to dock on planets when close enough,

Tab to see map,

Esc to pause,