The biggest objects in the universe are clusters of galaxies, such as the supercluster we live in right now - and including Abell 370, which was captured in a sprawling glittery space-scape by the ...

Astronomers might have found a key to the secrets of the universe in the "largest spinning object" ever found. The "tornado" structure was located around 140 million light-years from Earth. It was a ...

Astronomers have unveiled a new catalog of massive galaxy clusters, revealing insight on the evolution of the universe. Galaxy clusters — the largest gravitationally bound structures in the universe — ...

From planet-scorching stellar outbursts to cataclysms so powerful they shiver the very fabric of spacetime, these are some of the biggest blasts our cosmos has to offer ...

The galaxy cluster appears hotter and more mature than it should for its young age, challenging what we think we know about how these cities of galaxies form.

A small group of young researchers at the Cosmic Dawn Center, Niels Bohr Institute, University of Copenhagen, have, through observations of the early stages of an extremely large galaxy cluster's ...

Nearly everything in the universe is made of mysterious dark matter and dark energy, yet we can’t see either of them directly. Scientists are developing detectors so sensitive they can spot particle ...