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Think about it (piefedimages.s3.eu-central-003.backblazeb2.com)
submitted 1 year ago by to c/science_memes@mander.xyz
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Picture of a glass of water captioned: "There are more hydrogen atoms in a single molecule of water than there are stars in the entire Solar System."
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[–] 3 points 1 year ago

some people used to think we had a second sun/brown dwarf/red dwarf/something that caused a bunch of regular extinctions

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