Scientists have been receiving X-ray signals from the Helix Nebula for decades, but now they believe it may hide a horrifying ...

Decades of constant X-ray emission from the Helix Nebula’s white dwarf suggest debris from a Jupiter-sized planet steadily rains upon the star.

An X-ray image from NASA's Chandra X-ray Observatory telescope showing the Helix Nebula, WD 2226-210. An X-ray image from NASA's Chandra X-ray Observatory telescope showing the Helix Nebula ...

Using NASA's Chandra observatory and Europe's XMM ... The signal, which originates from the heart of the Helix Nebula, was first detected by X-ray telescopes in 1980. This planetary nebula is ...

M57, also known as the Ring Nebula, is a planetary nebula—the glowing remnant of a sun-like star. At its center lies a tiny white dot, the star’s hot core, known as a white dwarf.

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 ...

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

Astronomers have been recording the signal for more than four decades, but this is the first time they've nabbed its origin. Share on Facebook (opens in a new window) Share on X (opens in a new ...

Ultraviolet: NASA/JPL; Optical: NASA/ESA/STScI (M ... have picked up an unusual reading from the center of the Helix Nebula. They detected highly energetic X-rays coming from the white dwarf ...