What is the name of the hypothetical last stage of the evolution of Sun-sized stars?

White dwarf

Black dwarf

Gray dwarf

Red dwarf

A black dwarf is a theoretical stellar remnant, specifically a white dwarf that has cooled sufficiently that it no longer emits significant heat or light

David Warrington wikipedia → Black dwarf

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35%

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25%

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33%

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31%

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101

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46%

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32%

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3965

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190

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47%

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66%

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