Space Exploration
Encyclopedia article; The Columbia Encyclopedia, Sixth Edition, 2009
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Religious Studies, Education, Psychology, History, Literature, Philosophy, Entire Library
...I, was launched by the USSR (now Russia) on Oct. 4, 1957, and spurred...of Mars continued with the U.S. Viking landings on the Martian surface...cooperative program of the United States, Russia, Japan, Canada, Brazil, and the...