Move the sun to affect the orbit of the planets so they don't escape of screen and don't collide mutually. The attractive force of the sun increases when the planets are closer; and if gravity is perpendicular to the direction of movement of a planet, an orbit may be formed. | Move the mouse to move the sun. |
![[-]](https://www.gatoconbota.com/images/btn_fullscreen_.png "Full Screen Mode")
