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This is a rivalry between the Ussr and Nasa. Without the space race most of the space missions wouldn't exist. www.history.com/topics/space-race
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Laika was one of the first dogs in space. This made the U.S fall even further behind. http://nssdc.gsfc.nasa.gov/nmc/spacecraftDisplay.do?id=1957-002A
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Explorer 1 was the first satellite launched by the U.S. The Soviets put their own satellite into space so we had to catch up and put our own satellite into space. https://www.nasa.gov/mission.../explorer/explorer-overview.html
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Nasa is a government agency. Nasa enables U.S to start missions in space. www.nasa.gov/exploration/whyweexplore/Why_We_29.html
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First humn ever put in space, less than a month later Alan shepard became the first american in space. This event caused the americans to try harder to put an american in space. www.history.com/this-day-in-history/first-man-in-space
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He presented Nasa with a challenge. His speech jump-started Nasa's Apollo program. history.nasa.gov/moondec.html
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He was floating in space for 12 minutes. He was the first man to ever walk in space which gives the Ussr another achievement. www.history.com/this-day-in.../an-american-walks-in-space
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Returned to Earth 21 Sept., 1968. Zond 5 represented the first successful Soviet circumlunar Earth-return mission.
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Second manned mission of the Apollo program. They were able to make it to the Lunar Orrbit before the russians. www.space.com/17362-apollo-8.html
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They landed on the moon in the Lunar Module. It was called the Eagle. This made Kennedy's wish come true. www.space.com/16758-apollo-11-first-moon-landing.html