Valery Victorovich Ryumin (born August 16, 1939 in Komsomolsk-on-Amur) is a former Soviet cosmonaut. In 1973, he joined the RSC Energia cosmonaut corps. A veteran of three space flights, Ryumin has logged a total of 362 days in space. In 1977, he spent 2 days aboard Soyuz-25, in 1979, he spent 175 days aboard Soyuz vehicles and the Salyut-6 space station, and in 1980, he spent 185 days aboard Soyuz vehicles and the Salyut-6 space station. In January 1998, NASA announced Ryumin's selection to the crew of STS-91. Ryumin served aboard STS-91 Discovery (June 2–12, 1998) the 9th and final Shuttle-Mir docking mission, concluding the joint U.S./Russian Phase I Program. The STS-91 mission was accomplished in 154 Earth orbits, traveling 3.8 million miles in 235 hours and 54 seconds.