ple watch the launch of a model rocket marking the 65th anniversary of Gagarin's pioneering mission on April 12 1961, the first human flight to orbit that opened the space era, in St. Petersburg, Russ
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smonautics DayPeople watch the launch of a model rocket marking the 65th anniversary of Gagarin's pioneering mission on April 12 1961, the first human flight to orbit that opened the space era, in St.
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