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November 12, 2018
Valentina Tereshkova, who became the first woman in space in 1963, is seen in a space suit in this undated file photo. Tereshkova’s three-day flight, which started June 16, 1963, further strengthened the prestige of the Soviet space program after Yuri Gagarin became the first man in space in 1961. (AP Photo/ ITAR-TASS )