Carl Sagan

Carl Edward Sagan was an American astronomer, scientist, cosmologist, astrophysicist and researcher, being the first person to send a physical message into space. He also conducted various experiments into the study of extra-terrestrial life and was an associate professor of Astronomy and Space Sciences at Harvard, and then Cornell, until his death in 1996. Sagan published more than 600 scientific papers and wrote and co-authored more than 20 books, and also co-wrote the award-winning 1980s television series- Cosmos: A Personal Voyage, which has had more than 500 million viewers worldwide. Sagan was posthumously inducted into the International Space Hall of Fame in 2004.

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