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) ...

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Like its mythological namesake, the Phoenix Cluster burns with blisteringly hot gas, which cools to birth stars. The James Webb Space Telescope has now learned how this galaxy cluster does it.

This breakthrough builds on more than a decade of research using NASA’s Chandra X-ray Observatory and Hubble Space Telescope, ...

Researchers using NASA’s James Webb Space Telescope have finally solved the mystery of how a massive galaxy cluster is ...

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

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

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

New findings explain the Phoenix cluster's mysterious starburst. Data confirm the cluster is actively cooling and able to generate a huge amount of stellar fuel on its own.

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