Moon's craters give new clues to early solar system bombardment

Take a cursory look at the moon, and it can resemble a pockmarked golf ball. The dimples and divots on its surface are testament that our satellite has withstood a barrage of impacts from comets, asteroids and other space matter throughout much of its history. Because the geological record of that pummeling remains largely intact, scientists have leaned on the moon to reconstruct the chaotic early days of the inner solar system.

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