Space Exploration

  • Sputnik 1

    First to orbit Earth.
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    Space Exploration

  • Yuri A. Gagarin

    First human in space. (Soviet)
  • Alan B. Shepard

    First U.S. citizen in space.
  • John Glenn

    First U.S. citizen to orbit Earth.
  • Mariner 2

    Explored Venus's atmosphere.
  • Surveyor

    Landed on the Moons surface.
  • Neil Armstrong

    First Human to set foot on the .
  • Pioneer 10

    First probe to explore outer planet. (Jupiter)
  • Viking 1

    Mapped Mars and searched for life.
  • Venera

    Studied Venus. (Soviet probe)
  • Voyager 2

    Took photos of near planets, including Jupiter, Saturn, Uranus, and Neptune.
  • Magellan

    Mapped Venus, and studied its atmosphere
  • Galileo

    Studied Jupiter.