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A space rock called Kamoʻoalewa may be a piece of the moon

New observations reveal the quasisatellite of Earth could be wreckage of a lunar impact

illustration of the space rock Kamoʻoalewa drifting above the moon, with Earth in view in the distance

A space rock named Kamoʻoalewa (illustrated drifting above the moon, with Earth in the background) may be a fragment of lunar material that broke off in an ancient cratering event.

ronib1979/iStock/Getty Images Plus

By Maria Temming

- More than 2 years ago

The moon’s violent history is written across its face.