It's the last clearly observed supernova in the Milky Way, Gassel said.
"This was many times more energetic than any similar event and more than any known explosion powered by the collapse of a ...
Kepler's supernova remnant is extremely exciting for astronomers – a rare example of a supernova for which we have a clear ...
The space agency pieced together the evolution of Kepler’s Supernova Remnant from the data of NASA’s Chandra X-ray ...