A new view of the Helix Nebula reveals a dying white dwarf star at the nebula's center. This star's violent eating habits could be responsible for strange X-ray emissions in the region.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 Caldwe…
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