Methuselah, located 12,400 light years away in the constellation Scorpio, is one of the most ancient exoplanets ever ...

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

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

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 ...

Astronomers have discovered a "teenage vampire" dead star in the process of devouring a companion star during a short-lived, "missing link" phase of its evolution.

After a nova explosion, the dwarf star remains intact and the cycle triggering another explosion starts over, which NASA says can take tens, hundreds or even thousands of years.

Their observations were part of the JWST Cycle 3 General Observation (GO) program, which aimed to use Webb's sophisticated infrared optics and spectrometers to characterize the planet directly.

White dwarfs (the dense remnants of stars) are abundant objects throughout the universe and they represent the final stage in the life cycle of most stars. Studying them helps scientists understand ...

One was a hypothetical white dwarf that’s passed through much of its life cycle and was thought to be inhospitable to life.