Using data from the James Webb Space Telescope, astronomers have discovered dormant galaxies with a wide range of masses in ...

The discovery of dormant galaxies, located in the first billion years after the Big Bang, is shaking up our understanding of ...

Small, compact galaxies seen in the early universe have puzzled astronomers – finding these unusual objects closer to home ...

Researchers aim to study the universe’s 'Dark Ages' using a quiet orbit around the Moon. Their small satellite will search ...

U.S. National Science Foundation NOIRLab astronomers, using data from the James Webb Space Telescope and the Chandra X-ray Observatory, have discovered an early universe supermassive black hole ...

The discovery, made with the LOFAR (LOw Frequency ARray) radio instrument in Europe, indicates that galaxy clusters, which ...

It is a simulation of the early universe, a time after the Big Bang when the cosmos transformed from a place of utter darkness to a radiant, light-filled environment. The stunning video is part of a ...

Other telescopes also are peering into the early universe. The new James Webb Space Telescope (JWST) has now imaged a galaxy that existed about 325 million years after the birth of the universe in ...

Physicists have also gotten clues about the early universe from experiments that examine massive particles produced in particle accelerators. They have found that certain types of particles decay—or ...

However, although photons of light existed since the first second after the Big Bang, they could not yet shine across the ...

Supermassive black holes are some of the most impressive (and scary) objects in the universe—with masses around 1 billion times more than that of the sun. And we know they've been around for a ...