Use the arrow keys to move the aim thing and space to shoot the alien ships before they reach the ground. Shoot as many alien ships as possible, post your best score, but don't use up all the bullets!
__________________________NOTE_______________________ THIS IS A WORK IN PROGRESS!!! Please leave suggestions. Updates: 0.3: Added more signs, score, bullets, made the ships go progressively faster and added more ship costumes. 0.2: You now have to wait for it to say alien ship spotted to go up. New moon base and signs added.
