Harlow Shapley, Date of Birth, Place of Birth, Date of Death
TweetHarlow Shapley
American astronomer
Date of Birth: 02-Nov-1885
Place of Birth: Nashville, Tennessee, United States
Date of Death: 20-Oct-1972
Profession: astronomer
Nationality: United States
Zodiac Sign: Scorpio 
About Harlow Shapley
- Harlow Shapley (November 2, 1885 – October 20, 1972) was an American scientist, head of the Harvard College Observatory (1921–1952), and political activist during the latter New Deal and Fair Deal.Shapley used RR Lyrae stars to estimate the size of the Milky Way Galaxy and the Sun's position within it by using parallax.
- In 1953 he proposed his "liquid water belt" theory, now known as the concept of a habitable zone.
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