A mysterious 10-second signal just rocked the world of astrophysics — and it came from 13 billion light-years away. In ...

The mysterious 10-second flash of energy, first detected in March, has been identified thanks to NASA's ever-impressive James ...

Gamma rays are invisible and ultra-powerful forms of light. They are the most energetic source of radiation known in the ...

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

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

In a galaxy where change is usually measured in millennia, NASA has assembled a movie that shows Kepler’s supernova remnant ...

Kepler's supernova remnant is extremely exciting for astronomers – a rare example of a supernova for which we have a clear ...

"This was many times more energetic than any similar event and more than any known explosion powered by the collapse of a ...

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

On Wednesday evening, former Google CEO Eric Schmidt and his wife, Wendy, announced a major investment in not just one ...

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