The star's _ _ plays the major role in determining its main sequence position and luminosity.
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Q111: In general, as you examine stars on
Q112: If a G2 star is 100 times
Q113: White dwarfs like Sirius B are typically
Q114: A star system where we observe the
Q115: The largest supergiants, like Deneb and Rigel,
Q117: At spectral type B1, Spica is about
Q118: Arcturus, the brightest star of spring skies,
Q119: A star's parallax is found by using
Q120: Stellar masses are determined by observing stars.
Q121: What color are most of the stars
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