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

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

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

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

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

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 s the James Webb Space Telescope (JWST) continues to peer into the origins of our universe, it’s delivering a steady stream ...

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 ...

KEY OBSERVATIONS Light from a dead star exploded ten billion years ago, yet it reached Earth not once, but several times, ...

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