A strange flash in a distant galaxy first looked like a familiar kind of stellar wreckage, the radioactive afterglow of ...

Researchers at the University of North Carolina at Chapel Hill have contributed to new insights into the most long-lived cosmic explosion ever recorded. The event was a gamma-ray burst that remained ...

In a strange turn of events, a supernova birthed twin baby neutron stars that merged to make a powerful kilonova.

A mysterious cosmic explosion linked to gravitational waves may reveal a previously unknown type of supernova event - a superkilonova.

Astronomers announce evidence of a rare and unprecedented cosmic event that might represent a new type of violent explosions in the universe. The explosion is known as the 'Superkilonova.' ...

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old.

The most extreme fireworks in the universe are supposed to follow rules. Gamma-ray bursts, the brightest explosions known, are neatly sorted into categories, each tied to a familiar kind of cosmic ...

Scientists may have to rethink their playbook for studying gamma-ray bursts, the most powerful known cosmic explosions, after a blast detected in July set a new record by firing energetic jets for ...

A space explosion detected this summer burned for days on end, making it the longest and most unusual gamma-ray burst ever seen. Gamma-ray bursts are the universe’s most powerful explosions. They ...

Scientists are uncovering new clues that a cosmic explosion may have rocked Earth at the end of the last ice age. At major ...

Astronomers observed a unique gamma-ray burst outside the Milky Way, repeating over a day, unlike any known star-destruction event. (Nanowerk News) Astronomers have detected an explosion of gamma rays ...

Astronomers may have discovered a never-before-seen cosmic explosion that effectively combines a supernova with a kilonova—the blast that results when two dead, dense stars collide. When massive stars ...