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

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 ...

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

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