How Earth Survived Birth: New Simulation Reveals Planet Migration Prevents Plunge Into Sun

Tuesday, January 12, 2010 - 17:42 in Astronomy & Space

(PhysOrg.com) -- For the last 20 years, the best models of planet formation -- or how planets grow from dust in a gas disk -- have contradicted the very existence of Earth. These models assumed locally constant temperatures within a disk, and the planets plunge into the Sun.

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