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 ...

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

There’s a chance we could see a white dwarf star explosion this year. T Coronae Borealis, a binary star system and recurrent nova located roughly 3,000 light-years from Earth, is expected to erupt ...

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

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 ...

The night sky sometimes holds spectacular surprises. Two new stars have appeared in less than two weeks, an extremely rare phenomenon. These sudden bursts of light come from stellar ...

This lifespan began roughly 4.6 billion years ago, and will continue for about another 4.5 - 5.5 billion years, when it will deplete its supply of hydrogen, helium, and collapse into a white dwarf.

In an interview this week, the conservative actor, who starred as the cape-wearing hero on “Lois & Clark: The New Adventures ...

A dramatic cosmic event, a rare dwarf nova that suddenly brightened by a factor of 2,500, has been discovered with the help ...

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