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U.S
1958- U.S. launches an artificial satellite(Explorer 1) -
U.S
1961- First American in space (Alan Shepard) -
American Tech
1962- First American orbits Earth (John Glenn, Jr) Mariner 2 flies past venus -
Mars
1965- Mariner 4 space probe flies past mars -
Moon
1969- Apollo 11 first manned moon landing (Neil Armstrong, Buzz Aldrin, Michael Collins)