Why does Westeros have such long winters, and why is their length and severity impossible to predict? The answer, of course, is magic. But that's not good enough for some people, including the folks ...

The first Universe Sandbox game was a blast, allowing you to create a sandbox solar system and just as quickly destroy it by placing Jupiter where Venus is, adding a second sun, or putting the Earth ...

Universe Sandbox 2 is a physics-based space simulator from Giant Army that will soon be getting Oculus Rift and HTC Vive support, so you can build the Universe as you see fit in virtual ...

Real science, real physics, no supercomputer required. Collide Planets & StarsEpic, mind blowing collisions of massive planetary bodies that leave behind molten craters.Create Your Own SystemsStart ...