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What are white dwarfs fueled by?

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A white dwarf is what stars like the Sun become after they have exhausted their nuclear fuel. Near the end of its nuclear burning stage, this type of star expels most of its outer material, creating a planetary nebula. Only the hot core of the star remains. read more

A White Dwarf is a core remnant of a collapsed star. Basically, the fate of stars are divided into 3 categories depending on their stellar mass : White Dwarf; Neutron Star; Black Hole; White Dwarfs are formed when the stellar mass (not core mass) of the collapsed star is in between [math]0.6 \text M_{\odot}[/math] to [math]10 \text M_{\odot}[/math]. read more

A white dwarf is what stars like the Sun become after they have exhausted their nuclear fuel. Near the end of its nuclear burning stage, this type of star expels most of its outer material, creating a planetary nebula. Only the hot core of the star remains. This core becomes a very hot white dwarf, with a temperature exceeding 100,000 Kelvin. read more

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