Hubble Spots 'Boulder Cloud' From NASA's Asteroid-Smashing DART Mission

Astronomers using the Hubble Space Telescope have detected nearly 40 boulders near Dimorphos—the target of NASA’s wildly successful DART experiment to deflect a non-threatening asteroid. This isn’t exactly positive news, since it suggests that hitting a bona fide hazardous asteroid might create a cluster of possibly dangerous boulders advancing towards Earth.

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