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

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

Supernovae aren't one of the JWST's main science themes, but the perceptive telescope is full of surprises. Recently, it ...

"This observation also demonstrates that we can use Webb to find individual stars when the universe was only 5% of its ...

Astronomers have sighted the oldest known stellar explosion, dating back to when the universe was less than a billion years ...

Some of the elements used by living systems are far more abundant in Cassiopeia A than we thought, hinting that some parts of ...

The James Webb Space Telescope and other international observatories have spotted a 13-billion-year-old supernova. On Tuesday ...

Berkeley and elsewhere have performed spectroscopic and photometric study of a peculiar supernova designated SN 2021ukt, ...

The James Webb Space Telescope (JWST) has once again spotted a distant exoplanet that I have exactly zero interest in ...

A distant gamma-ray burst has led astronomers to a rare supernova from the Universe’s early years, revealed by JWST. But why ...

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

A faint, tiny flash of red light glimpsed at the Cosmic Dawn more than 13 billion years ago has smashed the record for the ...