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-ray ...

The decades-long mystery of a never-ending explosion of X-rays around the remains of a dead star may have finally been solved. The radiation probably originates from the scorching-hot wreckage left ...

All good things must come to an end, and that is even true for planets. Recent research has uncovered what appears to be the grizzly death of an exoplanet in the nearby Helix Nebula, which seems to ...

Aug. 28 (UPI) --The James Webb Space Telescope has helped researchers learn new information about how the Earth may have been formed as it gives a deeper look into the Butterfly Nebula. The telescope ...

Using the Multi Unit Spectroscopic Explorer (MUSE) and the Manchester Echelle Spectrograph (MES), astronomers from Turkey and Mexico have investigated a planetary nebula discovered two centuries ago, ...

For over forty years, astronomers have been baffled by X-rays from the white dwarf at the center of the Helix Nebula. A white dwarf is the remnant of a star that has shed its outer layers to form a ...

A new X-ray look at the mesmerizing Helix Nebula reveals an alleged planet killer: a white dwarf that might be the source of strange emissions from the nebula. The Helix Nebula, also known as Caldwell ...