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

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

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

A Canadian-led team of researchers has discovered a 'baby' galaxy cluster in the early universe surrounded by gas far hotter ...

Galaxy clusters are formed by a dense packing of many galaxies, making them the most massive structures in the universe.

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

A scorchingly hot galaxy cluster in the early universe has left scientists baffled. “We didn’t expect to see such a hot ...

A galaxy cluster in the early universe is 10 times hotter than it ought to be, which may reshape how we think these enormous ...

"WIMPs are still the leading candidate for dark matter, but billions of dollars of experiments have been done, only getting ...

The FLAMINGO super simulation maps the universe from its earliest moments but finds galaxies cluster less than cosmological models predict, deepening a long-standing puzzle.

An international team of astronomers led by Canadian researchers has found something the universe wasn't supposed to have: a ...

Scientists uncover the universe’s most massive object, glowing yellow, blue, and pink at 100 million °C, while a true inferno ...