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A 400-year-old explosion, one of the biggest humans have ever witnessed, seen over 25 years as NASA shows Kepler supernova’s uneven expansion

NASA has released the longest-ever time-lapse footage from the Chandra X-ray Observatory showing the expanding remains of Kepler’s Supernova, an explosion that occurred more than 400 years ago. The ...
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Kepler’s supernova remnant captured in 25-year time-lapse, watch the NASA video

NASA has released an unprecedented time-lapse video showing the evolution of Kepler’s Supernova Remnant, a cosmic relic of a massive stellar explosion. Captured by the Chandra X-ray Observatory over ...