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

A decades-old cosmic mystery may finally be solved. Scientists now suspect that the strange X-ray glow from a distant white ...

After tracking a puzzling X-ray signal from a dying star for decades, astronomers may have finally explained its source: The old star might have destroyed a nearby planet. Dating back to 1980, X ...

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

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

Since they were first detected over four decades ago, unusually powerful x-ray emissions originating from the site of a dying ...

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 ...

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

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

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

"We think this X-ray signal could be from planetary debris pulled onto the white dwarf, as the death knell from a planet that was destroyed by the white dwarf in the Helix Nebula,” said lead author ...