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Asteroid Donaldjohanson is Wobbly, Peanut-Shaped Object with Watery Past, Scientists Say

The main-belt asteroid Donaldjohanson, a heavily cratered fragment born from a catastrophic breakup 155 million years ago, appears to wobble through space while preserving clues to the migration of water-rich worlds in the early Solar System, according to a new analysis of images and data from NASA’s Lucy spacecraft.

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