Soyuz 18
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Soyuz 18 was a 1975 Soviet crewed mission to Salyut 4, the second and final crew to man the space station. Pyotr Klimuk and Vitaly Sevastyanov set a new Soviet space endurance record of 63 days and th
A Soyuz-U on the launchpad for the Soyuz 18 mission
Vimpel Diamond patch
Soyuz TMA 7 spacecraft 2edit 1
Apollo–Soyuz
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Apollo–Soyuz was the first crewed international space mission, conducted jointly by the United States and the Soviet Union in July 1975. Millions watched on television as an American Apollo spacecraft
Soyuz 18
…The all-time record was held then by the Skylab 4 crew at 84 days. On 3 July 1975, it was announced that the mission would last beyond the upcoming Apollo-Soyuz Test Project (ASTP). To avoid any conflict of resources, the Soyuz 18 crew was controlled from the old Crimean Control Center, while the ASTP Soyuz 19 mission would…
A 1973 artist's conception of the docking of the two spacecraft
Back Row: Stafford, Leonov Front Row: Slayton, Brand, KubasovApollo program← Apollo 17 Soyuz programme← Soyuz 18Kosmos 772 →
U.S. president Richard Nixon and Soviet Premier Alexei Kosygin (seated) sign an agreement in Moscow paving the way for the Apollo–Soyuz mission, May 1972.
Left to right: Slayton, Brand, Stafford