Two White Dwarf Stars At Center Of Planetary Nebula Henize 2-428 Will Explode Into Supernova

February 10, 2015 1:30 PM

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A pair of newly discovered white dwarf stars at the center of a planetary nebula called Henize 2-428 is so close to each other they are bound to merge into a single star and explode into supernova in 700 million years.(Photo : ESO/L. Calçada)

A pair of newly discovered white dwarf stars at the center of a planetary nebula called Henize 2-428 is so close to each other they are bound to merge into a single star and explode into supernova in 700 million years.

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