Another clue about the whereabouts of the missing matter in the Universe has just emerged from amid the largest local cosmic structure. X-ray observations have revealed a massive filament of hot gas, ...

Astronomers have identified what could be the largest structure ever observed in the known universe—a vast network of galaxy clusters and superclusters containing an astonishing 200 quadrillion solar ...

A galaxy proto-supercluster was discovered using VIMOS instrument of ESO’s Very Large Telescope. The astronomers who discovered it have nicknamed the bohemoth “Hyperion.” It has been visualized here.

The Milky Way supposedly lies in the immense Laniākea basin, but even that is now thought to be part of a bigger basin of (gravitational) attraction known as the Shapley Supercluster. This ...