For the first time, astronomers have captured the breathtaking moment of a supernova explosion. This cosmic event reveals the ...

A star exploded roughly 260 light-years from Sagittarius A*, the supermassive black hole at the center of the Milky Way, and ...

M83 is located about 15 million light-years away from Earth and is forming stars at a high rate. Using 14 years of Chandra ...

NASA scientists have identified what may be the first known pair of supernova remnants produced by stars that once orbited ...

Astronomers have discovered a superluminous supernova drawing energy from a surrounding glowing structure, challenging current understanding of extreme events.

A set of supernovae are behaving in weird ways, more than a decade’s worth of data from NASA’s Chandra X-ray Observatory ...

Earth is quietly collecting radioactive debris from an ancient stellar explosion as our Solar System drifts through a giant cloud of gas and dust between the stars. Scientists analyzing Antarctic ice ...

An international team of astronomers believes it has found evidence of one of the closest supernova ever to have occured near the center of the galaxy.

A new study of two supernova remnants, the debris left behind after stars explode, suggests the explosions came from stellar ...

Once charted as a 'guest star' in ancient China, dreaded as a harbinger of ill omens in medieval Europe, and preserved in the ...

Artist’s conception of a magnetar surrounded by an accretion disk that is wobbling, or precessing, because of the effects of general relativity. Some models of magnetars suggest that high-speed jets ...