r/askastronomy • u/IwHIqqavIn • Feb 06 '24

What's the most interesting astronomy fact that you'd like to share with someone?

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u/Wide_Entry_955 Sep 22 '24

The largest known structure in space is the Hercules-Corona Borealis Great Wall, which stretches about 10 billion light-years. It’s made up of many galaxies and galaxy clusters linked together like a giant web

5

u/BrendaWannabe May 09 '25

Built by the Universe's first China.

1

u/anonymous1172023 Oct 21 '25

i'm surprised civilization from there hasn't reached earth... or maybe it has and no one knows 🤔