It's the last clearly observed supernova in the Milky Way, Gassel said.
Kepler's supernova remnant is extremely exciting for astronomers – a rare example of a supernova for which we have a clear ...
Decades in the making, NASA's X-ray timelapse shows a stellar explosion expanding into space at up to 2% the speed of light.
NASA has captured 25 years of observations from the Chandra X-ray Observatory showing the aftermath of Kepler’s Supernova, a ...
"This was many times more energetic than any similar event and more than any known explosion powered by the collapse of a ...
The space agency pieced together the evolution of Kepler’s Supernova Remnant from the data of NASA’s Chandra X-ray ...
Play Video A new video shows changes in Kepler’s Supernova Remnant using data from NASA’s Chandra X-ray Observatory captured ...