Universe Sandbox


by kottke.org

kottke.org— Universe Sandbox is a interactive space & gravity simulator that you can use to play God of your own universe. You can create star systems: “Start with a star then add planets. Spruce it up with moons, rings, comets, or even a black hole.” You can collide planets and stars or simulate gravity: “N-body simulation at almost any speed using Newtonian mechanics.” You can model the Earth’s climate, make a star go supernova, or ride along on space missions or see historical events. I found...

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