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The first satellite launched into space by the USSR was Sputnik 1, which was put into orbit on October 4, 1957
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The first animal to orbit Earth for the USSR was a dog named Laika, launched aboard the Sputnik 2 spacecraft on November 3, 1957.
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The first U.S. satellite was Explorer 1, launched on January 31, 1958.
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NASA was created on October 1, 1958, when it officially began operations.
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The USA's first chimpanzee used to perform tasks in space was Ham, who flew on a suborbital flight on January 31, 1961
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The USSR sent the first man into space, Yuri Gagarin, on April 12, 1961.
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The first American man in space was Alan Shepard on May 5, 1961.
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The first American to orbit the Earth was John Glenn on February 20, 1962
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His famous September 12, 1962, speech at Rice University famously articulated this commitment, stating, "We choose to go to the moon... because that goal will serve to organize and measure the best of our energies and skills."
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Alexei Leonov, the first man to walk in space. The first Soviet man to perform an Extra Vehicular Activity (EVA), or spacewalk, was Alexei Leonov on March 18, 1965.
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The first man to perform an EVA (Extravehicular Activity) for the USA was astronaut Ed White on June 3, 1965.