High Quality Content by WIKIPEDIA articles! Blue supergiants (BSGs) are supergiant stars (luminosity class I) of spectral type O or B. They are extremely hot and bright, with surface temperatures of 30,000-50,000 K. They typically have 10 to 50 solar masses on the Hertzsprung-Russell diagram, and can have radii up to about 25 solar radii. These rare and enigmatic stars are amongst the hottest and brightest in the known Universe. Blue supergiants are commonly much smaller than their red counterparts.

Данное издание не является оригинальным. Книга печатается по технологии принт-он-деманд после получения заказа.