Sky Tonight—February 15, Moon close to Castor and Pollux
Castor and Pollux are different types of stars. Castor’s white color indicates a hot, youthful star. Pollux’s orange complexion tells us that it is a cool and oldish star.
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Castor and Pollux are different types of stars. Castor’s white color indicates a hot, youthful star. Pollux’s orange complexion tells us that it is a cool and oldish star.