Carl Edward Sagan (9 November 1934 – 20 December 1996) was an American astronomer and science writer.
Further reading
Poundstone, William (1999) Carl Sagan: A Life in the Cosmos, New York: Henry Holt.
Related entries
extraterrestrial intelligence | nuclear disarmament movement | nuclear winter | time of perils
Carl Edward Sagan (9 November 1934 – 20 December 1996) was an American astronomer and science writer.
Further reading
Poundstone, William (1999) Carl Sagan: A Life in the Cosmos, New York: Henry Holt.
Related entries
extraterrestrial intelligence | nuclear disarmament movement | nuclear winter | time of perils