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White dwarf


... a helium white dwarf composed chiefly of helium-4 nuclei. ... mass loss in binary systems or mass loss due to a large ...

White Dwarfs - Introduction - Imagine the Universe! - NASA


Where a star ends up at the end of its life depends on the mass it was born with. ... A typical white dwarf is about as massive as the Sun, yet only slightly bigger ...

White Dwarfs: Compact Corpses of Stars - Space.com


Nov 26, 2013 ... Most stars in the universe will eventually burn off all of their hydrogen and become dead husks called white dwarfs. ... Star Tears Asteroid To Shreds - What Remains | Animation; Earth-Size White Dwarf Artist's Impression ...

White Dwarfs - NMSU Astronomy


White dwarfs are the burned-out cores of collapsed stars that, like dying embers, ... It is much hotter (25,000 K), but because of its small size its luminosity is low.

White Dwarf Research Corporation - Education - Ask an Astronomer ...


A white dwarf is a type of star that contains about as much matter as the Sun, but packed into a size comparable to the Earth. The majority of white dwarfs are ...

White dwarfs are the cores of dead stars | Space | EarthSky


Nov 11, 2012 ... White dwarfs are the hot, dense remnants of long dead stars. ... A single white dwarf contains roughly the mass of our sun in a volume no bigger ...

Stellar Evolution: White Dwarfs


White dwarf stars are much smaller than normal stars, such that a white dwarf of the mass of the ... The size of a star is a balance between pressure and gravity.

White Dwarf Stars - Universe Today


White dwarf stars are the corpses of stars; what happens once they've used up all ... If a star is large enough, it will even be able to begin helium burning in its ...

Black Dwarf - Universe Today


Dec 24, 2015 ... Unlike red dwarfs, brown dwarfs, and white dwarfs, black dwarfs are entirely hypothetical. Once a star has evolved to become a white dwarf, ...

The Sun as a White Dwarf Star - Universe Today


Dec 24, 2015 ... Dusty debris around an old white dwarf star (NASA) ... What we are left with is an old Solar System, where little is left of the inner planets (it is ...

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White Dwarfs - Imagine the Universe! - NASA


A white dwarf is what stars like the Sun become after they have exhausted their ... A typical white dwarf is half as massive as the Sun, yet only slightly bigger than ...

White Dwarfs, White Dwarf Stars Information, Facts, News, Photos ...


<p>Photos: White dwarf stars.</p> ... White dwarfs are stars that have burned up all of the hydrogen they once ... At this stage, the star becomes a large red giant.

White Dwarf | COSMOS


Sirius B was the first white dwarf discovered in 1862. The bright ... White dwarf stars are extreme objects that are roughly the same size as the Earth. They have  ...