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Formation of Earth

Earth formed from the solar nebula and contracted by gravity and differentiated; Moon formed when a giant asteroid struck Earth and flung material out into space.

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This interactive allows you to design planets varies the type of star they orbit, their orbit size, mass, and existence of volcanoes, plate tectonics, water and producers with the goal of creating a planet that could support human life. By playing around with it, it teaches you the importance of each one and the effect it has on the planet.
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