Or move the Earth farther from the Sun and freeze the entire planet. Spruce it up with moons, rings, comets, or even a black hole.Model Earth's ClimateWatch sea ice grow and recede with the seasons because of the tilt of the Earth: change the tilt and change the seasons. Collide Planets & StarsEpic, mind blowing collisions of massive planetary bodies that leave behind molten craters.Create Your Own SystemsStart with a star, then add a planet. Real science, real physics, no supercomputer required. Universe Sandbox is a physics-based space simulator that allows you to create, destroy, and interact on an unimaginable scale.It merges real-time gravity, climate, collision, and material interactions to reveal the beauty of our universe and the fragility of our planet.Universe Sandbox includes the desktop version and a VR mode with support for the HTC Vive, Oculus Rift+Touch, and Windows Mixed Reality.Simulate GravityN-body simulation at almost any speed using Newtonian mechanics.