Carl Sagan Astronomer

Carl Sagan – American Astronomer

Nov. 9, 1934 – Dec. 20, 1996 American astronomer. Very interested in what life on other planets would be like, which is known as SETI (search for extraterrestrial intelligence). Sagan was a science communicator, which meant he taught people about science. He wrote many books and appeared on television constantly. He mostly talked about planetary…
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