Carl Sagan Quotes (169 quotes)
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Born: November 9, 1934
Died: December 20, 1996 (aged 62)
Bio: Carl Edward Sagan was an American astronomer, astrophysicist, cosmologist, author, science popularizer, and science communicator in astronomy and natural sciences. He spent most of his career as a professor of astronomy at Cornell University where he directed the Laboratory for Planetary Studies.