Astronomers call these cosmic ghosts "light echoes" — and that's what high-school junior Julian Shapiro found while scanning the cosmos for supernova remnants. "There are these outer regions of gas ...

When the two dense stellar remnants, known as white dwarfs, finally merge, they will trigger a Type 1a supernova, a powerful ...

Deep-sea samples reveal traces of past cosmic explosions, prompting researchers to seek further proof in lunar soil.

When their end comes, the stars will explode in a blast making them around 200,000 times brighter than Jupiter does now.

As the great detective said, "When you have eliminated the impossible, whatever remains, however improbable, must be the ...

The SMITHSONIAN ASTROPHYSICAL OBSERVATORY is a part of the Smithsonian Institution which, in conjunction with the Harvard ...

Scientists have found the heaviest known pair of dead stars in our galaxy — a rare system they believe will one day explode ...

A binary star system about 150 light years from Earth, right on our cosmic doorstep, is on track to collide as a type 1a ...

Astronomers have long predicted that two orbiting white dwarfs are the cause of most type 1a supernova explosions. While the ...

"This sphere of stellar detritus shows itself as a circle." Radio imagery has also revealed a number of supernova remnants, or the sphere of gases and other material left behind after a massive ...