First Artificial Satellite, Sputnik 1 (Soviet Union 🇷🇺)
October 4, 1957First Woman in Space, Valentina Tereshkova (Soviet Union 🇷🇺)
June 16, 1963First Human in Space, Yuri Gagarin (Soviet Union 🇷🇺)
◦Vostok 1 made one orbit of Earth, proving human spaceflight was possible.
