Try to shoot the UFO, but be careful because it can temporarily enable an invisibility shield! See how many times you can stop the Aliens before time runs out! Arrow keys to move. Space to shoot. If you notice a lack of stars in the background, you've reached the edge of the galaxy.
note the 3-D animated joystick CLICK THE FLAG 2-3 TIMES BEFORE STARTING COMMENT YOUR HIGH SCORES AND ANY BUGS OR IMPROVEMENTS (my high score is 26)