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

Astronomers have detected mysterious X-ray signals coming from a nearby white dwarf star for more than 40 years. We may now ...

For over 40 years, astronomers have been puzzled by strange X-ray signals from the Helix Nebula’s white dwarf. Now, they may ...

"We might have finally found the cause of a mystery that's lasted over 40 years," said researcher Sandino Estrada-Dorado.

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 ...

This color-composite image of the Helix Nebula was created from images obtained using the the Wide Field Imager, an astronomical camera attached to the 2.2 meter Max-Planck Society/ESO telescope ...

For more than 40 years, astronomers have been puzzled by strange X-ray signals coming from the Helix Nebula, a cloud of gas left behind by a dying star. Now, thanks to powerful space telescopes, ...

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