WASHINGTON, Jan 30 (Reuters) - Observations by NASA's James Webb Space Telescope and Chandra X-ray Observatory are providing ...

NASA scientists using the James Webb Space Telescope and Chandra X-ray Observatory have identified an early-stage galaxy cluster forming just one billion years after the Big Bang, challenging current ...

A nearby active galaxy called VV 340a offers a dramatic look at how a supermassive black hole can reshape its entire host.

A supermassive black hole embedded in an early galaxy likely starved the galaxy of gas needed to form young stars, new observations revealed.

Three billion years after the Big Bang, a massive galaxy already looked like it had run out of time. It spun in a calm, ...

Some newly found stars in a small galaxy called Sextans A are forming without some of the usual "ingredients," raising questions about how the early universe evolved.

Massive stars have an outsized influence on their environment and the galaxies they call home. These behemoths have the ...

Astronomers report how a "death by a thousand blows" caused a galaxy in the early universe to stop forming stars, making it the oldest-known dead galaxy. This was during one of the most intense ...