this post was submitted on 15 Aug 2023
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Astronomy

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Most planets in the Universe are orphans without parent stars (bigthink.com)
submitted 1 year ago by btaf45@lemmy.world to c/astronomy@mander.xyz
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[–] eleitl@mander.xyz 1 points 1 year ago

Wonder whether these microlensing events can be told apart from those of primordial black holes.

[–] Carvex@lemmy.world -5 points 1 year ago (1 children)

Well yeah, planets get launched from their parent star gravity field during initial solar system formation all the time. There could be hundreds of small planet sized rocks slinging by each other in every direction before a stable disk formation forms. Bye bye, IceBall#768!

[–] notfromhere@lemmy.one 4 points 1 year ago

Reminds me of the movie Dark City