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Sputnik 1 was the first artificial satellite in space.
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1st step in race to the moon. Goals were to orbit a piloted spacecraft around Earth and to bring it back safely. Program provided data and experience in the basics of space flight.
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2nd step in race to the moon.Teams of two astronaunts in the same Gemini spacecraft orbited Earth. One Gemini team met and connected with another spacecraft in orbit- a skill that would be needed on a voyage to the Moon.
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Was the final stage of the U.S. program to reach the Moon. On July 20, 1969, Apollo 11 landed on the Moon's surface.
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Became first U.S citizen in space.
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Became first U.S citizen to orbit Earth.
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first human to set foot on the Moon. First words as he stepped onto its surface were, "Thats one small step for man , one giant leap for mankind."