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Stunning image of planet-destroying star at the heart of a nebula
For over forty years, astronomers have been baffled by X-rays from the white dwarf at the center of the Helix Nebula. A white ...
Image: X-ray clues reveal a star that may have destroyed a planet
This image of the Helix Nebula, released on March 4, 2025, shows a potentially destructive white dwarf at the nebula's center ...