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, ...

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

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

In other cases, another member of the system will go on to form a second white dwarf. If gravitational instabilities bring ...

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 ...

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

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