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Wolf-Rayet star

   Also found in: Acronyms, Wikipedia 0.01 sec.
Wolf-Rayet star: see spectral class spectral class, in astronomy, a classification of the stars by their spectrum and luminosity . In 1885, E. C. Pickering began the first extensive attempt to classify the stars spectroscopically.
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Before exploding, these stars, then known as Wolf-Rayet stars, have lost their outer atmosphere and slimmed down to a mere 10 to 20 times the mass of the sun.
Temperamental monsters: massive stars may slim down in eruptive bursts by Cowen, Ron / Science News
328) states that star BAT99-2 "is the hottest Wolf-Rayet star known, with a surface temperature of 120,000 kelvins.
Corrections by Science News
The star is the hottest Wolf-Rayet star known, with a surface temperature of 120,O00 kelvins, nearly 20 times that of the sun.
Gorgeous gas: new observations of space clouds reveal stellar ... by Cowen, Ron / Science News
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