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

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

The Phoenix Cluster's central galaxy is about 5.8 billion light-years away and should be mostly done with star formation. Many galaxy clusters have a region of hot gas in the intracluster medium (ICM) ...

Researchers use the James Webb Space Telescope to unravel the mystery of rapid star formation in the Phoenix galaxy cluster, ...

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

Most massive galaxies have black holes at their cores that emit energetic particles, heating the galaxy’s gas and dust.

New Webb Telescope data uncovers missing gas that enables star formation in the Phoenix cluster, solving a cosmic puzzle.

Scientists didn't expect that stars would be able to still form in the dwarf galaxy known as Leo P, which the James Webb Telescope recently imaged.