this post was submitted on 07 Sep 2023
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Space

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Cover author: Michał Kałużny http://astrofotografia.pl/

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Asteroid hit by NASA spacecraft is behaving unexpectedly (archive.ph)
submitted 2 years ago by [email protected] to c/[email protected]
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When NASA crashed its DART spacecraft into the asteroid Dimorphos, the goal was to shorten the space rock's orbit around its parent asteroid. The mission succeeded - but Dimorphos' orbit has continued to shrink and it isn't clear why

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[–] [email protected] 2 points 2 years ago (2 children)

Site is broken?

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

A few good speculations in the article (tumbling from the impact or ejecta coming back and imparting more change). Plus the HERA mission is scheduled to do an observation in a year or so to give even more data to work with.