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The top documents tagged [space explorationwhat]
Space Exploration What have we discovered?. Sputnik 1: Earth’s First Artificial Satellite Launched in 1957 Launched in 1957 Began the “space age” Began
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Astronauts and Space Exploration. What is an Astronaut? Astronaut means “sailor among the stars” Russian term cosmonaut means “sailor of the universe”
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Topic 2.0 – Technological Developments for Space Exploration
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