![]() ![]() Because he was so deeply embedded with the Apollo program he was asked to assemble the first physical message to be sent to space in the guise of a gold-plated plaque. Instead, he opted to make up his mind with the use of cold, hard facts.Ī bit of a scientific journeyman, Sagan taught at Cornell and Harvard, but he also acted as an advisor to NASA from the infancy of their space program. Unlike many believers in extraterrestrials Sagan never jumped to conclusions about alien life. As deeply ingrained in the world of concrete Earth science as he was, Sagan fervently believed in life among the stars. One of his pet projects was working with SETI, a nonprofit research organization that searches for the existence of extraterrestrial life. More than an astronomer, cosmologist, and astrophysicist, Carl Sagan was someone who knew how to explain extremely complex concepts to people who didn't have his knowledge base. ![]()
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