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Inverse
Inverse
Science
PAUL M. SUTTER, and ,Universe Today

2.5 billion years ago, ancient Earth had way shorter days and bigger Full Moons


As the ages pass, the Moon slowly drifts away from the Earth. In conjunction, the length of our day gradually gets longer. For the first time, astronomers have been able to estimate the length of the day and the distance to the Moon as it was almost two and a half billion years ago.

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