You are the only one who can protect the world, just by pressing the RED button. In this unity 3d game called Chelyabinsk, you have to protect the city Chelyabinsk from dangerous meteors. Use the nuclear missiles to destroy them all. Också, you have to calculate the trajectory of the rockets, because they are influenced by gravity. Ha kul.
To play Chelyabinsk, you will use the mouse to launch rockets.