The core of a massive cluster of galaxies appears to be pumping out far more stars than it should. Now researchers at MIT and ...

The Phoenix Cluster's central galaxy is about 5.8 billion light-years away and should be mostly done with star formation.

Like its mythological namesake, the Phoenix Cluster burns with blisteringly hot gas, which cools to birth stars. The James ...

"The Phoenix cluster has the largest reservoir of hot, cooling gas of any galaxy cluster." How do you cool down a phoenix? I don't mean the mythological birds of flame and rebirth, but rather a ...

NASA's James Webb Space Telescope (JWST) has recently made observations about galaxy clusters that will help shape our ...

A team of international astronomers has discovered something that could reshape our understanding of outer space.

A galaxy cluster once thought to be “dead” is unexpectedly forming stars at an astonishing rate, challenging established ...