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).

But astronomers previously discovered that the core of the Phoenix cluster appeared surprisingly bright, and the central galaxy seemed to be churning out stars at an extremely vigorous rate.

"These observations immediately revealed the extreme X-ray brightness of this galaxy cluster." Indeed, the Phoenix cluster is the most X-ray luminous galaxy cluster found yet, about 35 percent ...

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.

It may be a 'phoenix' risen from the dead. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Galaxy clusters are the largest structures in ...

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).

But astronomers previously discovered that the core of the Phoenix cluster appeared surprisingly bright, and the central galaxy seemed to be churning out stars at an extremely vigorous rate.