Phil Plait on Nostr: Fun fact, if by "fun fact" you mean HOLY CRAP WHAT In the past, Earth has been hit by ...
Published at
2024-05-24 15:37:10Event JSON
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"content": "Fun fact, if by \"fun fact\" you mean HOLY CRAP WHAT\n\nIn the past, Earth has been hit by the physical debris blasted into space by nearby supernovae. And we have the radioactive seabed sediment to prove it.\n\nhttps://www.scientificamerican.com/article/how-often-do-supernovas-strike-earth/",
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