First woman in space during training. Valentina Vladimirovna Tereshkova (b. 1937) seen seated in a centrifuge during training. The centrifuge is used to train cosmonauts in techniques to deal with the large acceleration forces ('g'-forces) experienced during launch and re-entry. Tereshkova was the first woman in space, making her only flight on the Vostok 6 mission of 16-19 June 1963. Photographed at the Baikonur Cosmodrome in Kazakhstan.
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