The blast may have been a kilonova — a type of neutron star merger — in the wake of a more traditional supernova.

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old. The event was first signaled by a gamma-ray burst and later confirmed ...

What we know of the birth of a black hole has traditionally aligned with our perception of black holes themselves: dark, ...

Decades in the making, NASA's X-ray timelapse shows a stellar explosion expanding into space at up to 2% the speed of light.

It's the last clearly observed supernova in the Milky Way, Gassel said.

Astronomers have spotted AT2025ulz, a rare dual explosion — a supernova and a kilonova — that may be the first-ever observed ...

A superkilonova candidate event, named AT2025ulz, was observed in 2025; LIGO and Virgo first spotted gravitational waves, ...

Astronomers have created a detailed forecast of where they expect to observe future stellar explosions in a nearby galaxy, ...

In 1181 AD, a bright "guest star" was observed to linger in the sky for around six months. Nearly 850 years later, the likely ...

"Our scenario describes all the evolutionary phases of the supernova with great precision." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. An ...

The new paper argues that, in SN 1181, the first phase of the supernova fizzled out and left behind an unusually active ...