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 ...

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Astronomers have detected mysterious X-ray signals coming from a nearby white dwarf star for more than 40 years. We may now know where they’re coming from – the death throes of a planet being torn to ...

Astronomers may have solved a enigma involving a mysterious X-ray signal from a dying star that's been puzzling scientists since 1980. New data from NASA's Chandra X-ray Observatory telescope and the ...