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  sputnic launched 1957 and landed back to earth 1962
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  there were 10 projects to explore all over space and gather intel on the other planets
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  made in the U.S. investigate mars venus and murcury and getting informashion but 3 missions failed because they were the first and 11 and 12 didn't launch due to budget cuts
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  reached venus and landed on it twice and had 16 missions to go to it
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  They are all in space finding informashion about the universe and taking picture of the planets as they pass them
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  Viking one were prepared in 1968
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  viking 2 didn't make it as far as the other aircraft but took pictures as it went
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  traveling to as far away space gelaxies Voyager 2 just passed termanal shock and it the fathest it has ever been
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  NASA stoped space launches due to lack of fuel
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  It was to scan Venus and learn about it and how if there could be any life on the planet
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  to explore jupiter
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  it is going around the earth taking pictures of far away galaxies
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  orbiting an astroid it will loose an astroid in 2020
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  it was to fly by venus and discover as much as we can about venus
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  to answer questions about the sun and the solart system first sample taken from the moon capture solar wind particals
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  part of NASA mars explorashion Investigate evidence of previous water on mars