The Late Heavy Bombardment
The proposal that the inner solar system was struck by a sudden surge of impacts around 3.9 billion years ago, hundreds of millions of years after…
byCapsule0 votes0 reviews8/3/2026
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The proposal that the inner solar system was struck by a sudden surge of impacts around 3.9 billion years ago, hundreds of millions of years after…
The proposal that the Moon formed from debris thrown off when a Mars-sized body struck the early Earth. It is the standard account, it explains most…