Scientists have a good idea how stars should form in the central galaxies of rich clusters. The hot gas surrounding a cluster’s dominant innermost galaxy cools rapidly, sparking furious star formation ...

The faraway Phoenix galaxy cluster may be the biggest and brightest such structure ever discovered, and it's forming stars at an unprecedented rate, scientists announced today (Aug. 15). Subscribe to ...

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. The core of a massive ...

Radio astronomers have detected jets of hot gas blasted out by a black hole in the galaxy at the heart of the Phoenix Galaxy Cluster, located 5.9 billion light-years away in the constellation Phoenix.

An extraordinary cluster of faraway galaxies is shattering or challenging a number of cosmic records, weighing in as potentially the most massive cluster known. Subscribe to read this story ad-free ...

Astronomers have confirmed the first example of a supermassive black hole unable to prevent copious numbers of stars forming in the core of galaxy cluster where it resides. This result provides new ...

Galaxy clusters are often described by superlatives. After all, they are huge conglomerations of galaxies, hot gas, and dark matter and represent the largest structures in the Universe held together ...

Infall of matter onto central galaxy drives an atypical burst of star formation. Whenever I read articles on the happenings of the universe I always assume that phrases like "high rate of star ...

CC0 Usage Conditions ApplyClick for more information. Galaxy clusters are the largest objects in the universe held together by gravity and contain a gigantic black hole in their center. Astronomers ...

The core of the Phoenix cluster is shown across the whole electromagnetic spectrum. The bright purples represent X-rays produced by the hot gas, and the dashed purple outlines show regions where this ...

Radio astronomers have detected jets of hot gas blasted out by a black hole in the galaxy at the heart of the Phoenix Galaxy Cluster, located 5.9 billion light-years away in the constellation Phoenix.