NASA has released an unprecedented time-lapse video showing the evolution of Kepler’s Supernova Remnant, a cosmic relic of a ...

The stunning time-lapse was created using data from NASA’s Chandra X-ray Observatory.

Decades in the making, NASA's X-ray timelapse shows a stellar explosion expanding into space at up to 2% the speed of light.

The shockwave has traveled half a light-year.

Space scientists have just released spectacular images documenting the death of a star, a process that has been continuously ...

CC0 Usage Conditions ApplyClick for more information. Astronomers have used NASA’s Chandra X-ray Observatory to record material blasting away from the site of an exploded star at speeds faster than 20 ...

A new video provides a front-row seat to a cosmic drama that has been playing out for centuries. Since 1604, when astronomers around the world recorded a new 'star' that appeared in the sky, humans ...

In 1604, a new star appeared in the night sky that was much brighter than Jupiter and dimmed over several weeks. This event was witnessed by sky watchers including the famous astronomer Johannes ...

SN Ares might be the most exciting one. The star exploded when the universe was about one-third of its current age.