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NASA’s OSIRIS-REx finds signs of water on the asteroid Bennu

The craft will spend 2019 scoping out the best spot to grab a handful of space rock dust

asteroid bennu

ROUGH TERRAIN  The boulder-strewn asteroid Bennu, shown here in a mosaic of images taken by the OSIRIS-REx spacecraft on December 2, is full of water-rich minerals.

Univ. of Arizona/Goddard/NASA

By Lisa Grossman

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