Birthdate: November 2, 1885
Sun Sign: Scorpio
Birthplace: Nashville, Missouri, United States
Died: October 20, 1972
Harlow Shapley was a prominent American scientist recognized for his research utilizing Cepheid variable stars to determine the dimensions of the Milky Way Galaxy and the relative location of the Sun within it. For more than thirty years, he led the Harvard College Observatory. Shapley actively engaged in political advocacy during the periods of the New Deal and Fair Deal. In 1953, he proposed the notion of a habitable zone through his “liquid water belt” hypothesis, which has had a lasting impact on the exploration of planetary habitability.
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