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Luminous blue variable
Type of star that is luminous, blue, and variable in brightness / From Wikipedia, the free encyclopedia
Luminous blue variables (LBVs) are massive evolved stars that show unpredictable and sometimes dramatic variations in their spectra and brightness. They are also known as S Doradus variables after S Doradus, one of the brightest stars of the Large Magellanic Cloud. They are considered to be rare.
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