- cross-posted to:
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- cross-posted to:
- [email protected]
A Big Cosmological Mystery
Discovery of a second ultra-large structure in distant space further challenges what we understand about the universe.
A Big Cosmological Mystery
Discovery of a second ultra-large structure in distant space further challenges what we understand about the universe.
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.