It's the last clearly observed supernova in the Milky Way, Gassel said.

The expansion of Kepler's Supernova Remnant over the past 25 years is summed up in 40 seconds in a new video released by NASA ...

On Thursday, a pair of astronauts will venture outside the space station to prepare for the future installation of roll-out ...

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

Five American astronauts have 10 spacewalks under their belt to date: Bob Behnken, Stephen Bowen, Chris Cassidy, Michael ...

The NG-18 Cygnus spacecraft departed the International Space Station and burned up in Earth's atmosphere the following day.

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NASA's SPHEREx telescope unveiled its first full-sky map of the universe, combining more than 100 infrared observations into ...

NASA astronauts Mike Fincke and Zena Cardman are due to conduct the first spacewalk of 2026 outside the International Space Station. How to watch.

Situated around 17,000 light-years from Earth within the Milky Way Galaxy, the supernova remnant is close enough for NASA’s ...

A stunning NASA time lapse shows the violent death of a star over 25 years. Chandra X-ray Observatory footage captures Kepler ...

Space scientists have released jaw-dropping scenes capturing a star’s violent death — recorded over more than two and a half decades.