NASA Turns 55: Iconic Moments in America’s Space Program [View all]
WASHINGTON, July 29 (Suleiman Wali for RIA Novosti) Spurred to action by the Soviet Unions successful space program that sent the worlds first satellite into orbit, US President Dwight Eisenhower knew that America needed a more organized and focused effort that could compete with the countrys Cold War adversary. That realization led to the creation 55 years ago of the National Aeronautics and Space Administration (NASA).
With the Cold War over, and with space cooperation replacing the space race, NASA has had many milestones since its creation in 1958the early ventures of which were initiated merely to keep up with the Soviets.
Here are 15 iconic moments in NASAs 55-year history.
1. After Russia launched the worlds first satellite, Sputnik (Russian for traveling companion), NASA immediately began work on its own design. Following three months of development, Explorer 1 was launched and began circling the earth 12 times per day for a dozen years. Here, the scientists who created the satellite hold up a full-scale model of Explorer 1 in Washington in 1958, after confirmation that it was successfully in orbit.

2. The X-15 rocket aircrafta joint program by NASA, the US Air Force and Navy, and North American Aviationmade 199 flights to the edge of space between 1959 and 1968, breaking speed and altitude records at the time. Among its pilots was a young Neil Armstrong, pictured here.

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