Yuri Gagarin, Soviet cosmonaut, in official portrait during training for Vostok 1 mission, first human spaceflight on April 12 1961, representing International Day of Human Space Flight

International Day of Human Space Flight: Celebrating Yuri Gagarin’s Historic Milestone on April 12

Every April 12, the United Nations and space agencies worldwide pause to celebrate one of humanity’s greatest achievements: the first crewed space flight. They commemorate the historic journey of Soviet cosmonaut Yuri Gagarin, who became the first human to venture into space on April 12, 1961. This significant milestone has shaped the trajectory of space…

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