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

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 ...

The white dwarf is visible as the magenta dot right ... case of a planet seen to be destroyed by the central star in a planetary nebula.” The team analyzed data from four different X-ray ...

This planetary nebula is the remains of a star similar to the sun, which shed most of its mass at the end of its life, with its core becoming a smoldering white dwarf shrouded by this ex-stellar ...

A planetary nebula is a star in its late stage that has shed its outer layers, leaving behind a small dim star at its center known as a white dwarf, explains the Chandra X-ray Center (CXC ...

This image features a deep field view of the Cassiopeia constellation immersed in the glow of ionized hydrogen gas, where the ...

The Hubble Space Telescope “has observed some fascinating cosmic wonder every day of the year, including on your birthday& ...

The white dwarf is in the center of a planetary nebula depicted by the blue gas in the background. The planet is part of a planetary system, which includes one planet in the upper left and another ...

A planet killer capable of ripping them to pieces has been discovered, say space scientists. Researchers believe they've found evidence that a white dwarf may have torn a Jupiter-sized planet apart.