The white dwarf ZTF J1901+1458 is about 2,670 miles across, while the moon is 2,174 miles across. The white dwarf is depicted above the Moon in this artistic representation; in reality, the white ...

Astronomers have discovered the smallest yet most massive white dwarf star ever seen. According to a new study published Thursday in the journal Nature, the "very special" star has a mass greater than ...

WASHINGTON (Reuters) -Astronomers using the Hubble Space Telescope have observed a white dwarf - a highly compact stellar ember - that appears to have gobbled up an icy world akin to the dwarf planet ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Exploding white dwarfs observed by the Palomar 48 inch telescope at the Palomar Observatory in ...

In their death throes, roughly 97 percent of all stars become a smoldering stellar zombie called a white dwarf, one of the densest objects in the cosmos. A newly discovered white dwarf is being hailed ...

The night sky might be about to gain a brand-new star thanks to a distant sun exploding violently. This far-distant stellar system is situated around 3,000 light years away from Earth and is usually ...

In our nearby stellar neighborhood, a burned-out star is snacking on a fragment of a Pluto-like object. With its unique ultraviolet capability, only NASA's Hubble Space Telescope could identify that ...

In about 7 billion years our sun will become a white dwarf, the name for a star that depleted its nuclear fuel and only shines as a remnant of what it once was. No star is ever born as a white dwarf ...

The white dwarf pulsar spins 300 times faster than Earth and could help reveal how these rare objects generate powerful magnetic fields. When you purchase through links on our site, we may earn an ...

"You shouldn't see any metals on the surface of a white dwarf unless the white dwarf is actively eating something." When you purchase through links on our site, we may earn an affiliate commission.

White dwarfs — the exposed cores of dead stars — are the last place astronomers expected to find an oxygen atmosphere. Yet that’s exactly what recently turned up, providing researchers a rare peek ...