Asteroid Madness is a traditional asteroids game, where the idea is to avoid the asteroids by moving the space ship, and shooting at the asteroids to destroy them and accumulate points.
Instructions:
Click "start", and game begins. Use asdw for movement, use the mouse position to aim, and left mouse button to fire. Shoot the asteroids as best you can. Space bar for pause, h to do a hyper jump, and m to toggle sounds. Cross over the health icon to restore some health points, if it appears.