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. 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. Astronomy Planetary Sciences Phys.org – latest science and technology news stories
X-ray signal from Helix Nebula points to planet destroyed by white dwarf
