https://www.epicureanfriends.com/thread/4841-largest-spinning-object-in-the-known-universe/?postID=38084
Largest Spinning Object in the Known Universe - The Universe Is Infinite In Space And Eternal In...
This is facinating:...
the known universeinfinite spacelargestspinningobject
https://amandabauer.blogspot.com/2010/01/known-universe.html?showComment=1264005988055
astropixie: the known universe
a blog about astronomy, travel, photography, and perspective.
the known universe
https://jrogel.com/the-known-universe/
The known Universe – Quantum Tunnel
the known universequantum tunnel