加加林宇航员培训中心
By 1976, Tereshkova was a colonel in the Soviet Air Forces. In April 1977, she earned a doctorate in aeronautical engineering and underwent the medical examinations to qualify for spaceflight when selection of a new class of women cosmonauts was announced in 1978. Although she did not go to space again, she remained an instructor at the Yuri Gagarin Cosmonaut Training Center.