NASA’s Chandra Observatory reveals a 25-year time-lapse of Kepler’s Supernova Remnant. Glowing debris expands at different ...

NASA has captured 25 years of observations from the Chandra X-ray Observatory showing the aftermath of Kepler’s Supernova, a ...

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

James Webb has spotted the most distant supernova ever seen, exploding just 730 million years after the Big Bang, offering ...

A new discovery about what happens when a supernova – an exploding star – and a black hole collide could change the way scientists understand the lives and deaths of stars. The finding was the first ...

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

A dozen luminous blue outbursts were thought to be unusual supernovae. A new outburst, the brightest yet, suggests it's ...