Astronomers have obtained the first visual evidence of a white dwarf that exploded not once but twice. Credit: ESO ...

The blast may have been a kilonova — a type of neutron star merger — in the wake of a more traditional supernova.

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

Twinkle, twinkle, little star. How I wonder what you, wait a minute, why are you twinkling so much? Um, guys, that's no ...

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

Astronomers at the Center for Astrophysics | Harvard & Smithsonian have uncovered direct evidence that the red supergiant ...

KEY OBSERVATIONS Light from a dead star exploded ten billion years ago, yet it reached Earth not once, but several times, ...

"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.

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

Astronomers used gravitational lensing to detect a supernova 10 billion light-years away, providing spatially separated images that help study cosmic expansion and early Universe events.

A new video shows the evolution of Kepler's Supernova Remnant using data from NASA's Chandra X-ray Observatory captured over ...