The History of Space Exploration

By 14eliscos
  • Sputnik 1 is the first object sent into space

    Sputnik 1 is the first object sent into space

    The Soviet satellite "Sputnik 1" is the first object sent into space and to successfully orbit the Earth.
  • First United States Satellite

    First United States Satellite

    The first United States satellite to orbit the Earth-Explorer 1- is launched.
  • NASA is fomed

    NASA is fomed

    NASA (National Aeronautics and Space Administrantion) is formed.
  • Yuri Gagarin is the first human in space

    Yuri Gagarin is the first human in space

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

    Alan Shepard

    Alan Separd is the first United States cirtizen to go into space.
  • John Glenn orbits the Earth

    John Glenn orbits the Earth

    John Glenn is the first United States citizen to orbit the Earth.
  • Neil Armstrong is the first man to walk on the moon

    Neil Armstrong is the first man to walk on the moon

    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
  • The first American shuttle is launched

    The first American shuttle is launched

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

    The Challenger explodes

    The space shuttle Challenger explodes shortly after take-off
  • Human habitation begins

    Human habitation begins

    Human habitation in the International Space Station begins