Planet Gravity is a cool physics based game in which you have to control asteroids orbiting around planets. How incredible is that, right? You are in control of asteroids moving at insanely high speeds in this free online game. Get ready to calculate trajectories and make all kinds of tests with enormous rocks in the middle of the universe.
This space simulator offers you some cool challenges, where you will have to make multiple asteroids orbit a planet or a sun, make them crash to combine them into one larger asteroid or even crash them into the planets. Every level has a different challenge for you to complete, so expect some amazing missions. Enjoy Planet Gravity, a free online game on Silvergames.com!