Watch planets orbit—or collide—based on actual N-body units at any speed.
Thousands of community-created simulations, from fictional galaxies to real-world spacecraft. universe-sandbox-pc-game-free-download-full-version
To run this "universe" smoothly on your PC, you'll generally need: 1.6 GHz Dual Core Memory: 1 GB RAM Graphics: 512 MB Video Memory, DirectX 11 Storage: 2 GB available space universe-sandbox-pc-game-free-download-full-version
Change the tilt of a planet’s axis or its distance from a star and watch the ice caps melt or the oceans boil away in real-time. universe-sandbox-pc-game-free-download-full-version