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The Conversation

White dwarf merger is set to prove supernova theory

imageArtist’s impression of two white dwarf stars destined to merge and create a Type Ia supernova in 700-million years time.ESO/L. Calçada, CC BY-SA

Two white dwarfs found orbiting each other at the centre of a planetary nebula are now known to have enough mass that they will eventually trigger a special kind of supernova, according to...

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The Conversation


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