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- White dwarf starsWhite star astronomy refers to the study of white dwarf stars, which are faint stars representing the endpoint of the evolution of intermediate- and low-mass stars1. White dwarf stars are characterized by a low luminosity, a mass on the order of that of the Sun, and a radius comparable to that of Earth1. Most white stars are hotter and more massive than our Sun, and use up their hydrogen fuel more quickly2. White dwarfs were once stars like our Sun, but they used up all the hydrogen fuel in their core2.Learn more:✕This summary was generated using AI based on multiple online sources. To view the original source information, use the "Learn more" links.white dwarf star, any of a class of faint stars representing the endpoint of the evolution of intermediate- and low-mass stars. White dwarf stars, so called because of the white colour of the first few that were discovered, are characterized by a low luminosity, a mass on the order of that of the Sun, and a radius comparable to that of Earth.www.britannica.com/science/white-dwarf-starMost white stars are going to be hotter and more massive than our Sun. This means they’re more luminous and use their hydrogen fuel up more quickly. Of course, another kind of white star are the white dwarfs. These were once stars like our Sun, but they used up all the hydrogen fuel in their core.www.universetoday.com/25313/white-stars/
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White dwarf - Wikipedia
A white dwarf is a stellar core remnant composed mostly of electron-degenerate matter. A white dwarf is very dense: its mass is comparable to the Sun's, while its volume is comparable to Earth's. A white dwarf's low luminosity comes from the emission of residual thermal energy; no fusion takes place in a … See more
The first white dwarf discovered was in the triple star system of 40 Eridani, which contains the relatively bright main sequence See more
White dwarfs are thought to represent the end point of stellar evolution for main-sequence stars with masses from about 0.07 to 10 M☉. The … See more
A white dwarf's stellar and planetary system is inherited from its progenitor star and may interact with the white dwarf in various ways. There … See more
Although white dwarfs are known with estimated masses as low as 0.17 M☉ and as high as 1.33 M☉, the mass distribution is strongly peaked at 0.6 M☉, and the majority lie between … See more
It has been proposed that white dwarfs with surface temperatures of less than 10,000 K could harbor a habitable zone at a distance of c. 0.005 … See more
Wikipedia text under CC-BY-SA license What are white dwarf stars? How do they form?
WEBApr 25, 2023 · White dwarfs are the hot, dense remnants of long-dead stars. They are stellar cores, left behind when stars exhaust their fuel supplies and blow their gases into space.
White dwarf star | Definition, Size, Mass, Life Cycles, …
WEBSep 20, 2024 · White dwarf star, any of a class of faint stars representing the endpoint of the evolution of intermediate- and low-mass stars. White dwarf stars are characterized by a low luminosity, a mass on the order …
White Dwarfs - NASA
White Dwarf Stars - NASA
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WEBMar 4, 2022 · White dwarfs are what is left when stars like our sun have exhausted all of their fuel. They are dense, dim, stellar corpses — the last observable stage of evolution for low- and medium-mass...
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WEBMar 23, 2008 · Pushing the limits of its powerful vision, NASA’s Hubble Space Telescope uncovered the oldest burned-out stars in our Milky Way Galaxy. These extremely old, dim “clockwork stars” provide a …
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WEBWhite dwarfs are stars that have burned up all of the hydrogen they once used as nuclear fuel. Fusion in a star's core produces heat and outward pressure, but this pressure is kept in...
NASA – How White Dwarf Stars Get Their ‘Kicks’
WEBDec 4, 2007 · NASA’s Hubble Space Telescope is providing strong evidence that white dwarfs, the burned-out relics of stars, are given a “kick” when they form. The sharp vision of Hubble’s Advanced Camera for …
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