this post was submitted on 21 Jan 2024
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A Big Cosmological Mystery

Discovery of a second ultra-large structure in distant space further challenges what we understand about the universe.

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[–] jaschen@lemmynsfw.com 3 points 2 years ago

Please ELi5.

I would like to understand why this couldn't be just a random grouping of galaxies. Why would this be considered a megastructure when it could just be a coincidence that their grouped this way.