A cosmic giant 5,000 times the Milky Way’s mass emerges from the early Universe
Astronomers have reconstructed detailed three-dimensional maps of two enormous protoclusters seen when the universe was only about 2.1…
A Gigantic Spinning Filament of 14 Galaxies Could Be the Largest Rotating Structure Ever Found
This spinning branch of the cosmic web binds 14 galaxies together. Credit: Lyla Jung. In a recently published…