this post was submitted on 06 Oct 2026
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Not The Onion

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[–] NewSocialWhoDis@lemmy.zip 1 points 1 month ago (1 children)

Where does the 250 million number come from? Also, did they move the date on red giant state up from when I was a kid?? I thought we had 2-3 billion before then.

[–] samus12345@sh.itjust.works 1 points 1 month ago* (last edited 1 month ago) (1 children)

Greenhouse effect will make the planet too hot for us to survive way before then. The seas will boil away way before the red giant consumes the planet.

[–] NewSocialWhoDis@lemmy.zip 2 points 1 month ago* (last edited 1 month ago) (1 children)

Huh, I never realized how late to the game of Earth habitability humanity was.

[–] samus12345@sh.itjust.works 2 points 1 month ago* (last edited 1 month ago)

I hadn't either! over 4.3 billion years to manage sapience and we only have 250 million years of habitability left. We basically did this: