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History of Space Exploration

By ZachandAustin
  • Sputnik 1

    Sputnik 1

    The Soviet "Sputnik 1" is the first object into space and to successfully orbit the earth
  • Explorer 1

    Explorer 1

    The firstt United States satellite to orbit the earth is launched. It was called Explorer 1
  • NASA

    NASA

    NASA is formed
  • Yuri Gagarin

    Yuri Gagarin

    Russian citizen, Yuri Gagarin, is the first human in space. (he orbits the Earth)
  • Alan Shepard

    Alan Shepard

    He was the first United States citizen to go into space
  • John Glenn

    John Glenn

    First United States citizen to orbit the earth
  • Neil Armstrong and Edwin Aldrin

    Neil Armstrong and Edwin Aldrin

    Apollo 11 crew member Neil Armstrong is the first man to walk on the moon. His fellow Apollo astronaut crew member Edwin "Buzz" Aldrin is right behind him, becoming the second man to walk on the moon
  • First Space Shuttle is Launced

    First Space Shuttle is Launced

    The first American space shuttle is launched. This marks the use of the first "re-usable" space craft
  • Challenger Explodes

    Challenger Explodes

    The space shuttle Challenger explodes shortly after take-off.
  • Human Habitation

    Human Habitation

    Human habitation in the International Space Station begins