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name | mission | accomplishment |
Yury Gagarin | Vostok 1 | first man in space |
Alan Shepard | Mercury-Redstone 3 (Freedom 7) | first American in space |
Gherman Titov | Vostok 2 | first to spend more than one day in space; youngest person (25 years old) in space |
John Glenn | Mercury-Atlas 6 (Friendship 7) | first American in orbit |
Astronauts and cosmonauts are trained personnel who travel in space. Astronaut refers to an American or western European space traveler and cosmonaut refers to a Soviet or Russian space traveler.