this post was submitted on 10 Aug 2023
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Planetary defense test deflected an asteroid but unleashed a boulder swarm (newsroom.ucla.edu)
submitted 2 years ago by [email protected] to c/[email protected]
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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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[–] [email protected] 6 points 2 years ago (1 children)

Wasn't it boulders like laying around on the asteroid? Held there by microgravity, and thus knocked in all directions at the impact?

I mean debris from the impact, yes, "boulders" laying around, no I didn't expect that :-)

[–] [email protected] 6 points 2 years ago

OK. Then. I guess the summary would be like, the asteroid was more loose than we though, and we had no idea how the boulders got ejected from the surface because our impact.