The Helix Nebula, also known as Caldwell 63, is 650 light-years from Earth, according to NASA. It's the remains of a dying star, which is gradually shedding its outer gas layers into the ...

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 ...

Recent research has uncovered what appears to be the grizzly death of an exoplanet in the nearby Helix Nebula, which seems to have been devoured by a dying star. Researchers have been detecting X ...

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

Lagoon Nebula: Located in in the Sagittarius, this cosmic cloud displays swirling pinks and blues from young stars. It is about 4,000 light-years away from us. In this false-color image, NASA's ...

At the heart of the Helix Nebula, a dying star may have destroyed a neighboring planet ... The white dwarf is at the center of a planetary nebula illustrated by the blue gas in the background. The ...