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Planetary defense test deflected an asteroid but unleashed a boulder swarm(newsroom.ucla.edu)

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Planetary defense test deflected an asteroid but unleashed a boulder swarm::A UCLA-led study of NASA’s DART mission determined that the strategy presents previously unanticipated risks.

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Diplomjodler@feddit.de
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Asteroids may be detected very late when they’re already near earth. Breaking up a large rock into a lot of smaller ones may not be a big help. But all of this has been known for a very long time.

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