800 Million Years Ago, it Was Raining Asteroids on the Earth and Moon

800 Million Years Ago, it Was Raining Asteroids on the Earth and Moon
By Evan Gough

Natural processes here on Earth continually re-shape the planet’s surface. Craters from ancient asteroid strikes are erased in a short period of time, in geological terms. So how can researchers understand Earth’s history, and how thoroughly it may have been pummeled by asteroid strikes? Scientists can turn their attention to our ancient companion, the Moon. …

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July 25, 2020 at 01:32AM
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