The galaxy cluster appears hotter and more mature than it should for its young age, challenging what we think we know about ...

Gas within the cluster, which existed merely 1.4 billion years after the Big Bang, is at least five times hotter than ...

Astronomers have found something the universe wasn’t supposed to have: a galaxy cluster blazing with hot gas just 1.4 billion ...

A galaxy cluster in the early universe is 10 times hotter than it ought to be, which may reshape how we think these enormous ...

A scorchingly hot galaxy cluster in the early universe has left scientists baffled. “We didn’t expect to see such a hot ...