this post was submitted on 16 Sep 2024
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Astronomy

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Earth may have had a ring system 466 million years ago (www.monash.edu)
submitted 10 months ago by fossilesque@mander.xyz to c/astronomy@mander.xyz
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[–] Taniwha420@lemmy.world 5 points 10 months ago

Mollusks and arthropods ruled the oceans at this time. The first land plants appeared on land.