Since the 1980s, a strange X-ray emission has puzzled astronomers. At the heart of the Helix Nebula, a dying star may have ...

A not-so-distant white dwarf named WD 2226-210 has been on our radar since the 1980s for releasing X-rays, now we may know ...

The X-ray signal from WD 2226-210 is similar to the X-ray emissions of two other white dwarfs that do not sit within cocoons ...

After tracking a puzzling X-ray signal from a dying star for decades, astronomers may have finally explained its source: The ...

Astronomers have been recording the signal for more than four decades, but this is the first time they've nabbed its origin.

A white dwarf, or dying star, caused the destruction of a Jupiter-sized planet that is only around 650 light years away from ...

Co-author Martin Guerrero from the Institute of Astrophysics of Andalusia told Phys.org that debris from the shattered planet ...

Space scientists say they have located a planet killer capable of ripping worlds to pieces. Researchers believe they've found ...

In this image from NASA's Spitzer Space Telescope, "cometary knots" on the Helix Nebula show blue-green heads caused by excitation of their molecular material from shocks or ultraviolet radiation.

Space scientists say they have located a planet ... X-ray missions have picked up an unusual reading from the center of the Helix Nebula. Using today’s most powerful X-ray missions they now ...

The rapidly spinning neutron star embedded in the center of the nebula is the dynamo powering ... resembling a balloon that’s been pinched around a middle waist.

Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula. A new image from the Hubble Space ... in disks around young stars ...