The Helix Nebula, also known as Caldwell 63, ... and indicates that this dying star may have gobbled up an orbiting planet that flew too close to its dying sun.

Dating back to 1980, X-ray missions have picked up an unusual reading from the center of the Helix Nebula. Using today's most powerful X-ray missions, NASA's Chandra X-ray Observatory and ESA's ...

The Helix Nebula is called a planetary nebula ... a Neptune-sized planet that is orbiting extremely close to the star, ... The theory goes that as this Jupiter-sized planet was ripped up, ...

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.

DALLAS (AP) — NASA’s Webb Space Telescope has revealed the sharpest images yet of a portion of a horse-shaped nebula, showing the “mane” in finer detail. The Horsehead Nebula, in the ...