White dwarf

White Dwarf Atmospheres Might Contain the Pulverized Crusts of Their Dead Planets

Astronomers have developed a new technique to search for exoplanets - by looking for their crushed up bones in the…

4 weeks ago

Strange Green Star is the Result of a Merger Between two White Dwarfs

Chandrasekhar found there is an upper limit for the mass of a white dwarf, but some white dwarfs can break…

1 month ago

Is There a way to Detect Strange Quark Stars, Even Though They Look Almost Exactly Like White Dwarfs?

If quark matter stars exist, they could look like white dwarfs that are unusually small.

3 months ago

James Webb Will Look for Signs of Life on Planets Orbiting Dead Stars

Can the galaxy's dead stars help us in our search for life? A group of researchers from Cornell University thinks…

5 months ago

Scientists Recreate the Density of a White Dwarf in the Lab

Inside a white dwarf, atoms are squeezed almost to the point of collape. Now we've created this matter in a…

6 months ago

A Star had a Partial Supernova and Kicked Itself Into a High-Speed Journey Across the Milky Way

Supernovae are some of the most powerful events in the Universe. They're extremely energetic, luminous explosions that can light up…

7 months ago

Rocky Planets Orbiting White Dwarf Stars Could be the Perfect Places to Search for Life

Some very powerful telescopes will see first light in the near future. One of them is the long-awaited James Webb…

10 months ago

Astronomers Watched a Star System Die

About 570 light years from Earth lies WD 1145+017, a white dwarf star. In many respects it's a typical white…

11 months ago

Two White Dwarfs Merged Together Into a Single “Ultramassive” White Dwarf

Astronomers have found a white dwarf that was once two white dwarfs. The pair of stars merged into one about…

12 months ago

Forget Betelgeuse, the Star V Sagittae Should Go Nova Within this Century

The star V Sagittae is the next candidate to explode in stellar pyrotechnics, and a team of astronomers set the…

1 year ago