Signs of a meteorite may include a rock heavy for its size that attracts a magnet and that has gray metal specks and a thin black crust on its surface. If a rock passes scrutiny, the public is ...
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The moon's thin atmosphere is made by constant meteorite bombardment"The moon is close to 4.5 billion years old, and through that time, the surface has been continuously bombarded by meteorites. We show that eventually, a thin atmosphere reaches a steady state ...
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