In astronomy, a blue giant is a hot star with a luminosity class of III (giant) or II ( bright giant). In the standard Hertzsprung–Russell diagram, these stars lie above ...
Blue Giant. Blue stars are large and compact, this causes them to burn their fuel quickly which in turn makes their temperature very hot. These stars often run out ...
Feb 3, 2009
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Heka is a
21, 1.35, Alpha Centauri B, an orange dwarf star in Centaurus. 22, 1.36, Regulus,
a blue subgiant star in Leo. 23, 1.50, Adhara, a
Blue supergiants are supergiant stars (class I) of spectral type O. They are extremely hot and bright, with surface temperatures of between 20000 - 50000 ...