Astronomers using the James Webb Space Telescope report that a powerful gamma-ray burst detected in March may have been ...

The first generation of stars that were born in the universe are a mystery. We can estimate when they existed and even how ...

In a glimpse of the early universe, astronomers have observed a galaxy as it appeared just 800 million years after the Big ...

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...

The James Webb Space Telescope (JWST) is allowing astronomers to examine distant galaxies in the far reaches of the early universe for the first time. Some of these have chemical signatures that seem ...

Astronomers studying a distant galaxy using the James Webb Space Telescope (JWST) have found the best candidates yet for the universe’s first stars. These so-called Population III stars arose shortly ...

Long before starlight filled the cosmos for the first time, the young universe may have been simmering, according to a new study. The findings suggest that about 800 million years after the Big Bang, ...

If you look across space with a telescope, you'll see countless galaxies, most of which host large central black holes, ...

In a young galaxy more than 13 billion light-years away, the James Webb Space Telescope has picked up a chemical fingerprint ...

JWST uncovers evidence of ancient “monster stars” whose extreme chemistry may explain the origins of early supermassive black ...