When white dwarfs—the hot remnants of stars like our sun—are orbited closely by another star, they sometimes steal mass away ...

About 8,150 light-years from Earth, a white dwarf star named Gaia22ayj has intrigued astronomers. Its unusual behavior, ...

Dark matter remains one of science's deepest mysteries. It makes up about 25% of our universe, yet scientists only observe ...

Stars often die with a final burst of beauty. For the first time, astronomers have captured visual proof that a star can ...

In October 1604, astronomer and mathematician Johannes Kepler spotted a new star in the sky and began tracking it. Over the course of several weeks, the star remained visible in the daytime and ...

Astronomers capture first image of a white dwarf exploding twice in space Rare double-detonation seen in supernova remnant ...

New observations show a star that blew up in two separate bursts, confirming a long-suspected cosmic phenomenon called a ...

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

According to a fairly new theory, white dwarfs can explode twice in a row in certain circumstances. For the first time, we ...

This image, taken with ESO’s Very Large Telescope (VLT), shows the supernova remnant SNR 0509-67.5. These are the expanding ...

Astronomers have taken the first ever image that shows what happens when a star explodes twice in a supernova.