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First creature in space
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First Satellite in Space
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first US satellite
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First woman in space
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First creatures return from space
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First Man in Space
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First pictures of Mars
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First space walk
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first unmanned spacecraft on moon & Venus
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Soviet spacecraft first to orbit moon
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Neil Armstrong walks on moon
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First space station
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First space station
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US orbits Mars
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Russians land on Mars (unmanned)
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launch of Skylab I
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first U.S. spacecraft to land on mars (unmanned)
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first spacecraft to fly by Jupiter and Saturn.
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first Space shuttle takes off
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only spacecraft to study all four of the solar system's outer planets at close range.
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only human-made object to have flown to neptune
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Launch of the Hubble Space Telescope
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Discovery of extrasolar planets
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International Space Station
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Flight of the First Private Spacecraft
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Mars rover landing
