NASA’s James Webb Space Telescope has recently made a historic observation, identifying the earliest supernova ever detected.

Astronomers are a step closer to cracking one of the secrets of dark energy—the mysterious force believed to be causing the universe's accelerated expansion.

The telescope observed a supernova that exploded when the universe was only 730 million years old, along with its faint host galaxy.

Baby pictures of a newborn supernova have captured this stellar explosion after the first half-dozen hours of its life, shedding light on how these giant explosions happen, a new study finds. This ...

NASA’s James Webb Telescope discovers the oldest supernova ever seen, offering insights into early universe star formation ...

New findings have revealed that a supernova struck Earth 10 million years ago, and the evidence lies at the bottom of the sea ...

The supernova was first observed Tuesday (Jan. 21) at 7:20 p.m. local time (19:20 UTC) by a group of students led by Steve Fossey at the University College London. "It was a surreal and exciting ...

The most massive and luminous stars were long suspected to explode when they die, and astronomers now have the most direct evidence yet that these cosmic behemoths go out with a bang. These findings ...

Astronomers have spotted something truly baffling: a new light 500 million light years away that looked exactly like a supernova…but acted like no supernova observed before. The new discovery and its ...

What started out as a 10-minute telescope lesson turned into something much more exciting, as a group of astronomy students at the University College London raced against encroaching cloud cover to ...

Astronomers have made a bizarre discovery; a star that refuses to stop shining. An international team of astronomers led by Las Cumbres Observatory (LCO) has made a bizarre discovery; a star that ...

An extraordinarily bright supernova occurred in a surprising location, astronomers have found. This 'heavy metal' supernova discovery challenges current ideas of how and where such super-charged ...