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Carl Edward Sagan (/ ˈ s eɪ ɡ ən /; SAY-gən; November 9, 1934 – December 20, 1996) was an American astronomer, planetary scientist, and science communicator.
- Who Was Carl Sagan?
- Early Years
- Further Work with NASA and Fringe Science
- The Rare Celebrity Scientist
- Later Career and 'Cosmos'
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Astronomer Carl Sagan graduated from the University of Chicago, where he studied planets and explored theories of extraterrestrial intelligence. He was named director of Cornell’s Laboratory for Planetary Studies in 1968 and worked with NASA on several projects. An anti-nuclear activist, Sagan introduced the idea of “nuclear winter” in 1983. He wro...
Carl Edward Sagan was born on November 9, 1934, in Brooklyn, New York, the first of two children. Sagan’s interest in astronomy began early on, and when he was five, his mother sent him to the library to find books on the stars. Soon after, his parents took him to the New York World’s Fair, where visions of the future piqued his interest further. H...
The 1960s found Sagan at Harvard University and the Smithsonian Astrophysical Observatory, where his work centered on the physical conditions of the planets, particularly those of Venus and Jupiter. In 1968, Sagan became the director of Cornell University’s Laboratory for Planetary Studies, and three years later, he became a full professor. Working...
In 1968, now a well-known quantity in the scientific realm, Sagan briefly served as a consultant on the Stanley Kubrick film 2001: A Space Odyssey, although a clash of personalities ensured the gig was short-lived. In the 1970s and 1980s, Sagan was the most well-known scientist in the United States, helped in no small part by the books he wrote. Wo...
In 1980, Sagan co-founded the Planetary Society, an international nonprofit organization focusing on space exploration, and also launched the hugely influential TV series Cosmos: A Personal Voyage, which he wrote and hosted. He also wrote a companion book of the same name to accompany the series. Another of his famous works, Pale Blue Dot: A Vision...
Learn about Carl Sagan, one of the most famous scientists of the 20th century. He studied planets, aliens, nuclear war and wrote best-selling books and the TV series Cosmos.
Apr 5, 2024 · Carl Sagan, American astronomer and science writer. A popular and influential figure in the United States, he was controversial in scientific, political, and religious circles for his views on extraterrestrial intelligence.
- Helge Kragh
A tribute to the late astronomer Carl Sagan, who was a leader in space exploration, science communication and scientific credibility. The article explores his legacy, his achievements, his influence and his legacy through his books, TV series, papers and archive.
Nov 22, 2021 · Astronomer Carl Sagan, called "America's most effective salesman of science" by Time magazine, spent much of his career translating technical scientific explanations into...
- 1 min
- Jessica Leggett,Nola Taylor Tillman
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Learn about the life and achievements of Carl Sagan, the founder and first president of The Planetary Society, a leading advocate for planetary science and exploration. He was a consultant and adviser to NASA, an experimenter on the Mariner and Voyager missions, a best-selling author, and a Nobel laureate.
Mar 17, 2014 · Learn about the life and achievements of Carl Sagan, the famed astronomer who hosted Cosmos and popularized science. From his predictions on Venus and Mars to his golden records on Voyager, discover his contributions to planetary science and beyond.
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