Carl Sagan
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Carl Sagan, born November 9, 1934 in Brooklyn, New York, was a cosmologist, astrophysicist, and novelist who became the most famous science communicator of his era.
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Carl Sagan, born November 9, 1934 in Brooklyn, New York, was a cosmologist, astrophysicist, and novelist who became the most famous science communicator of his era.
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