this post was submitted on 25 Sep 2023
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Cover author: Michał Kałużny http://astrofotografia.pl/

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‘Fossilized’ Bubble 10,000 Times the Size of the Milky Way Could Be a Relic from the Big Bang (www.scientificamerican.com)
submitted 1 year ago by [email protected] to c/[email protected]
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Astronomers have spotted a gigantic void they believe to be a baryon acoustic oscillation — a relic from when the universe was a fiery plasma soup

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[–] [email protected] 2 points 1 year ago

@ShaunaTheDead You never know with what we are finding today, but it is possible we wouldn't even understand it if it was:
kurzgesagt did a nice little overview of this: https://youtu.be/rhFK5_Nx9xY?si=5cr0miFH0iUKhtFb&t=412