Two puzzling astronomical objects are white dwarfs formed by mergers of less massive white dwarfs, the discoverer of both claims, but they have curious features that suggest they represent a new class ...

Using the largest catalog of exploding white dwarf vampire stars ever gathered has provided further evidence that dark energy, the mysterious force accelerating the expansion of the universe, is ...

A research team has successfully imaged a nova in high resolution—and the images suggest that the nova was not a single, impulsive explosion. A nova is an astronomical phenomenon that occurs in a ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. T Coronae Borealis (T CrB) is a "recurrent nova," a binary system that consists of a white ...

Astronomers find an explanation for the fastest stars in the galaxy while uncovering a new mechanism for a supernova explosion. Credit: Technion illustration Astronomers call a special kind of ...

Astronomers at Michigan State University and the University of Michigan have teamed up on research that's taken the highest-resolution images to date of star explosions called novae (the plural of ...

A naked-eye star’s 50-year mystery is solved—its bizarre X-rays come from a hidden, feeding white dwarf.

This small carbon trace marks this object as a product of a rare white dwarf merger rather than single‑star evolution. In a paper published in Nature Astronomy, Snehalata Sahu (University of Warwick) ...

Add Yahoo as a preferred source to see more of our stories on Google. Astronomers found that a 3-billion-year-old white dwarf, LSPM J0207+3331, is still feasting on the metal-rich remains of a ...

In about 5 to 8 billion years, our sun is expected to evolve into a white dwarf—an extremely dense, Earth-sized stellar ...

Astronomers recently peered deep into space and found that an old, faint white dwarf named LSPM J0207+3331, located about 145 light-years away, is still consuming the rocky remains of its former ...