white dwarf

  1. a faint star of enormous density
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How To Use white dwarf In A Sentence

  • They are possibly generated the collapse of a massive star that does not present the characteristics of a supernova or hypernova, or by the merger of two white dwarfs Space News From SpaceDaily.Com
  • The usual model for these events is that a white dwarf star is gaining mass by accretion from a companion.
  • Galactic binaries, such as the myriad number of white dwarf stars orbiting one another throughout our galaxy, will be broadcasting an unremitting cacophony of waves discernible from space.
  • To answer your question the deflagration likely is caused during the collapse of the white dwarf in the seven to eight seconds it takes to reach its highest density during the collapse, after which the star detonates when a certain density is reached. Merging White Dwarfs Set Off Supernovae | Universe Today
  • Apparently a nova is a close binary system, made up of a cool, normal star and a White Dwarf.
  • The planet V391b Pegasi, whose discovery was made possible by an international team of astrophysicists including researchers at Tel Aviv University, revolves around a "pulsating" star (V391 Peg) that is mutating from its "red giant" status to a shrunken "white dwarf. Planet Found That Dinosaurs Would Gaze Up To | Impact Lab
  • It is also easier to determine the mass of a white dwarf accreting energy from a known type of star, than it is to figure out the mass and total energy two colliding white dwarfs will release…. if you even happen to see them before they collide, which isn't likely. Merging White Dwarfs Set Off Supernovae | Universe Today
  • Dr. Livio has done much fundamental work on the topic of accretion of mass onto black holes, neutron stars, and white dwarfs, as well as on the formation of black holes and the possibility to extract energy from them.
  • The paper actually did choose 14 gas-poor elliptical galaxies looking in the 0.3 to 0.7 keV band to "…optimized to detect soft emission from thermonuclear-burning on the surface of an accreting white dwarf. Merging White Dwarfs Set Off Supernovae | Universe Today
  • Single asteroids no larger than 200 kilometres across could explain the dust around each of the newly studied white dwarfs, and their remains could be gobbled up and 'digested' - sinking to the star's centre - in as little as 10,000 years. New Scientist - Online News
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