On July 4, 1054, a supernova explosion occurred, marking the death of a star thought to be nine to 11 times more massive than ...

Type Ia supernovae are triggered by white dwarfs—the fading cores of dead stars. These stellar corpses often steal matter ...

For years, scientists have suspected that stars can meet their doom by a one-two punch of back-to-back explosions — but ...

The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times ...

"This tangible evidence of a double detonation not only contributes towards solving a long-standing mystery, but also offers ...

Astronomers have, for the first time, witnessed a star meeting a dramatic end by exploding twice. In a study published in ...

An explosion captured in a new image could help astronomers to better understand the "standard candles" at the center of a ...

Astronomers studying the remnant SNR 0509-67.5 have finally caught a white dwarf in the act of a rare “double-detonation” supernova, where an initial helium blast on the star’s surface triggers a ...

Astronomers working with the European Southern Observatory's (ESO) Very Large Telescope (VLT) have detected patterns showing ...

This is the first evidence for a white dwarf exploding not once, but twice. The discovery could shed new light on how some ...

Astronomers have finally caught a dying star in space going out with a bang — and then another bang. The new photographic ...

The shattered star at the center was once a white dwarf, a stellar ember no larger than Earth, yet almost as heavy as the Sun ...