White dwarf

Aging White Dwarfs Become Even More Magnetic

A survey of white dwarfs shows they get more magnetic as they age, and we don't know why.

2 months ago

White Dwarfs can Continue Burning Hydrogen, Even After They’re Dead

White dwarfs are supposed to be dead remnants of stars, doomed to simply fade away into the background. But new…

3 months ago

A Nearby White Dwarf Might be About to Collapse Into a Neutron Star

A white dwarf star has been found that's more massive than our Sun, but about the same size as our…

5 months ago

How can White Dwarfs Produce Such Powerful Magnetic Fields?

White dwarfs have some surprisingly strong magnetic fields, and one team of astronomers may have finally found the reason why.…

7 months ago

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…

10 months 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…

10 months 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.

12 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…

1 year 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…

1 year 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…

1 year ago