This article (originally published Aug. 13, 2025) has been updated to include new text and illustrations featured in the Jan.

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

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

The expansion of Kepler's Supernova Remnant over the past 25 years is summed up in 40 seconds in a new video released by NASA ...

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

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

The scenes track the furious expansion of Kepler’s Supernova Remnant, the glowing remains of a star first spotted in 1604 by ...

Space scientists have released jaw-dropping scenes capturing a star’s violent death — recorded over more than two and a half decades.

NASA has released its longest-ever time-lapse from the Chandra X-ray Observatory, capturing the expanding remains of Keplers ...

NASA has released a decades-long video showing Kepler’s supernova remnant evolving in X-rays, using Chandra Observatory data ...

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

A team of astronomers believe they've witnessed, for the first time, a star exploding in a mythical "superkilonova." ...