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

Astronomers have come across an unexpectedly intense glow from superheated gas inside the earliest known galaxy cluster, ...

Astronomers found a young galaxy cluster with unexpectedly hot gas, suggesting cosmic structures formed faster than once ...

Astronomers sweeping through the archive of NASA's James Webb Telescope found a group of galaxies with an unknown combination ...

An international team of astronomers has uncovered multiple evolutionary paths for the universe's most massive galaxies. Observations of ultramassive galaxies, each containing more than 100 billion ...

A s the James Webb Space Telescope (JWST) continues to peer into the origins of our universe, it’s delivering a steady stream ...

A massive young galaxy cluster has been found glowing with super-hot gas billions of years earlier than expected, defying current theories.

Astronomers have sought to explain the existence of supermassive black holes forming less than a billion years after the Big Bang, a timescale incompatible with standard stellar evolution processes.

The most distant and earliest "dead" massive galaxy ever seen shows some galaxies lived fast and died young shortly after the Big Bang. When you purchase through links on our site, we may earn an ...

NASM copy Purchased with Adopt-a-Book funds. Contents Preface: The dawn-light of Ravenna -- On the hilltop -- To the lighthouse -- The city of stars -- Poetry and sunspots -- "Black star-lore" -- ...

NASA’s Webb Telescope has identified compact, mysterious galaxies nicknamed “astronomy’s platypus.” These strange objects ...