Space Race .

  • Sputnik 1

    First man made satellite to be in space and also to orbit the Earth . Also, was launched by Russians .
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    Space Race .

  • Yuri A. Gagarin

    Was the first human in space and was a Soviet cosmonaut and returned home safely .
  • Alan B. Shepard

    Became is first U.S. citizen to be in space .
  • John Glenn

    Was the first U.S. citisen to orbit earth .
  • Mariner 2

    Explored Venus's atmosphere .
  • Neil Armstrong

    Was the first human to step foot on the moon .
  • Pioneer 10

    Sent back photoes of Jupiter & was the first probe to encounter an outer planet .
  • Viking 1

    Mapped the surface of Mars & lander searchd for life on Mars .
  • Galileo

    Approached Jupiter in 1995 and released a small space probe that took a parachute ride through Jupiter's violent atmosphere in December 1995 .
  • Magellan

    Mapped Venus's surface and gave data on the composition of Venus's atmosphere .