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

Kepler's supernova remnant is extremely exciting for astronomers – a rare example of a supernova for which we have a clear ...

NASA has released an unprecedented time-lapse video showing the evolution of Kepler’s Supernova Remnant, a cosmic relic of a ...

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

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

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 ...

A new video shows the evolution of Kepler's Supernova Remnant using data from NASA's Chandra X-ray Observatory captured over ...

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

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

“Supernova explosions and the elements they hurl into space are the lifeblood of new stars and planets,” said Brian Williams ...

Supernova, A supergiant that collapses onto itself and explodes with such force that it releases more energy than millions of suns. (Photo by: QAI Publishing/Universal Images Group via Getty Images) ...