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

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

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

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

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

Scientists using the Chandra X-ray telescope have uncovered new details about the famous supernova remnant Cassiopeia A.

A star appears to have exploded near the centre of our galaxy at least 1,700 years ago. The light from that event is long ...

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

The research team found that about half of the 22 X-ray sources linked to supernova remnants changed significantly in ...

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.

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 ...

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