Pioneering women in space: A gallery of astronaut firsts

Image 1 of 22 (Image credit: Roscosmos) First woman in space: Valentina Tereshkova The first woman in space, Valentina Tereshkova, blazed a trail for the many female spaceflyers who would follow.¬†Tereshkova, a Soviet cosmonaut, was selected from more than 400 applicants to launch on the Vostok 6 mission June 16, 1963. She was 26 at … Read more