Astronomers have discovered a galaxy cluster burning five times hotter than theoretical models predicted, just 1.4 billion ...

Most astronomers agree that young galaxy clusters should be relatively cool compared to older ones. But researchers recently ...

A small group of young researchers at the Cosmic Dawn Center, Niels Bohr Institute, University of Copenhagen, have, through ...

Light takes time to travel through space. Because of this, the light we see from distant objects in the night sky represents ...

The galaxy cluster appears hotter and more mature than it should for its young age, challenging what we think we know about ...

Astronomers spotted nine galaxies with characteristics that have never been seen as a collection before. It's possible this ...

An inexplicably hot, fast-growing cluster of galaxies in the early universe has scientists questioning theories of galactic ...

Astronomers found a young galaxy cluster with unexpectedly hot gas, suggesting cosmic structures formed faster than once ...

Scientists have identified a strange cosmic relic called Cloud-9 — a starless, gas-filled object dominated by dark matter.

New telescope instruments now reveal distant galaxies in detail, reshaping how astronomers map dark matter, star formation, ...