For the first time, astronomers have captured the brilliance of a superluminous supernova via gravitational lensing.

Astronomers are confronting galaxies that look too big and too old for the early universe, hikers and internet sleuths are ...

The James Webb Space Telescope has pushed the cosmic frontier back to a time when the universe was still in its infancy, ...

"The natural question that comes up is: how many more space telescopes will be affected when all these constellations are ...

A stronomers using the JWST have traced the source of a long-duration gamma-ray burst back to a supernova that exploded ...

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

The Hubble tension is especially troubling because it involves two sets of measurements that offer conflicting views of the ...

The Webb space telescope observed a supernova that took place when the universe was 730 million years old, setting a new ...

Compelling evidence that the structure of matter surrounding supermassive black holes has changed over cosmic time has been ...

New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from ...

Scientists have confirmed that colossal collisions between galaxies trigger titanic eruptions in the centers of those galaxies, and the discovery is thanks to an artificial intelligence tool that was ...

Cosmic dawn galaxies seen by JWST reveal hidden clues about dark matter and keep rival theories about its true nature alive.