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.

The Helix Nebula is a so-called ... in the X-ray signal every 2.9 hours, providing evidence for the remains of a planet exceptionally close to the white dwarf. The authors also considered whether ...

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

A composite image of the Helix Nebula. The white dwarf is visible as the magenta dot right in the center But now we might finally have an answer. According to a new analysis of data from several ...

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

The Helix Nebula is a so-called planetary nebula, which is the late stage of a star that has ejected its outer layers of gas and left behind a dimmer and smaller ember known as the white dwarf.

as the death knell from a planet that was destroyed by the white dwarf in the Helix Nebula,” said lead author Sandino Estrada-Dorado of the National Autonomous University of Mexico.

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 ...