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HIstory of Space Exploration

By jollybigman

  • Sputnik 1

    Sputnik 1
    The Soviet satellite "Sputnik 1" is the first object sent into space and to successfully orbit the Earth.

  • First United States satellite to orbit the Earth

    First United States satellite to orbit the Earth
    The first United States satellite to orbit the Earth-Explorer 1-is launched.

  • NASA is formed

    NASA is formed
    NASA(National Aeronautics and Space Administration) is formed.

  • Yuri Gagarin-first human in space

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

  • Alan Shepard-First US citizen in space

    Alan Shepard-First US citizen in space
    Alan Shepard is the first United States citizen to go into space.

  • John Glenn-First US citizen to orbit Earth

    John Glenn-First US citizen to orbit Earth
    John Glenn is the first United States citizen to orbit the Earth.

  • Neil Armstrong

    Neil Armstrong
    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 American space shuttle launched

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

  • Space Shuttle Challenger explodes

    Space Shuttle Challenger explodes
    The space shuttle Challenger explodes shortly after take-off.

  • International Space Station

    International Space Station
    Human habitation in the International Space Station begins.