The Soyuz-T (russian: Союз-T, ''Union-T'') spacecraft was the third generation

Soyuz spacecraft Soyuz () is a series of spacecraft which has been in service since the 1960s, having made more than 140 flights. It was designed for the Soviet space program by the Korolev Design Bureau (now Energia). The Soyuz succeeded the Voskhod spacecraf ...

, in service for seven years from 1979 to 1986. The ''T'' stood for transport (, ). The revised spacecraft incorporated lessons learned from the

Apollo Soyuz Test Project Apollo, grc, Ἀπόλλωνος, Apóllōnos, label=genitive , ; , grc-dor, Ἀπέλλων, Apéllōn, ; grc, Ἀπείλων, Apeílōn, label=Arcadocypriot Greek, ; grc-aeo, Ἄπλουν, Áploun, la, Apollō, la, Apollinis, label= ...

Soyuz 7K-TM The 1975 Apollo–Soyuz Test Project version of the Soyuz spacecraft (Soyuz 7K-TM) served as a technological bridge to the third generation Soyuz-T (T - транспортный, ''Transportnyi'' meaning transport) spacecraft (1976–1986). T ...

and

Military Soyuz The Soviet Union planned several military Soyuz spacecraft models. These versions were named ''Soyuz P'', ''Soyuz PPK'', ''Soyuz R'', ''Soyuz 7K-VI'', and ''Soyuz OIS (Orbital Research Station)''. However, none ever flew in space. Soyuz P, ...

. The Soyuz-T was a major upgrade over previous Soyuz spacecraft, sporting solid-state electronics for the first time and a much more advanced onboard computer to help overcome the chronic docking problems that affected cosmonauts during space station missions. In addition,

solar panels A solar cell panel, solar electric panel, photo-voltaic (PV) module, PV panel or solar panel is an assembly of photovoltaic solar cells mounted in a (usually rectangular) frame, and a neatly organised collection of PV panels is called a phot ...

returned, allowing the Soyuz-T to fly up to 11 days independently as well as a redesigned propulsion system, the KTDU-426. Finally, it could at last carry three cosmonauts with pressure suits.

Missions

Soyuz T-1 Soyuz T-1 (russian: link=no, Союз Т-1, also called Soyuz T) was a 1979-80 unmanned Soviet space flight, a test flight of a new Soyuz craft which docked with the orbiting Salyut 6 space station A space station is a spacecraft capable of ...

(uncrewed test, launched 1979) *

Soyuz T-2 Soyuz T-2 (russian: Союз T-2, ''Union T-2'') was a 1980 Soviet crewed space flight to the Salyut 6 space station. It was the 12th mission to and 10th successful docking at the orbiting facility. The Soyuz T-2 crew were the second to visit t ...

Soyuz T-3 Soyuz T-3 was a Soviet spaceflight, launched on 27 November 1980 to the Salyut 6 space station. It was the first Soyuz spacecraft to carry three cosmonauts following the fatal Soyuz 11 disaster in 1971. The mission was both an early flight of t ...

Soyuz T-4 Soyuz T-4 was a Soviet space mission which launched the crew of Salyut 6 EO-6, the sixth and final long-duration crew of the Salyut 6 space station. It was launched on 12 March 1981 and docked with the station the next day. During their stay, the ...

Soyuz T-5 Soyuz T-5 was a human spaceflight into Earth orbit to the then new Salyut 7 space station in 1982.Soyuz T-6 Soyuz T-6 was a human spaceflight to Earth orbit to the Salyut 7 space station in 1982. Along with two Soviet cosmonauts, the crew included a Frenchman, Jean-Loup Chrétien. The Soyuz-T spacecraft arrived at Salyut 7 following launch on 24 June ...

Soyuz T-7 Soyuz T-7 (; code name Dnieper) was the third Soviet space mission to the Salyut 7 space station. Crew member Svetlana Savitskaya was the first woman in space in almost twenty years, since Valentina Tereshkova who flew in 1963 on Vostok 6. Savi ...

Soyuz T-8 Soyuz T-8 was a crewed mission to the Salyut 7 space station in 1983. Shortly into the mission, the spacecraft failed to dock with the space station due to an incident involving an antenna being torn off the craft by the protective launch shroud. ...

Soyuz T-9 Soyuz T-9 (Russian: Союз Т-9, Union T-9) was the 4th expedition to Salyut 7 following the failed docking of Soyuz T-8. It returned lab experiments to Earth. The next mission, Soyuz 7K-ST No.16L (Soyuz 10a), had exploded and thus failed to ...

Soyuz T-10-1 Soyuz 7K-ST No.16L, sometimes known as Soyuz T-10a or Soyuz T-10-1, was an unsuccessful Soyuz mission intended to visit the Salyut 7 space station, which was occupied by the Soyuz T-9 crew. However, it never finished its launch countdown; the ...

Soyuz T-10 Soyuz T-10 was the fifth expedition to the Salyut 7 space station. It entered a darkened and empty station because of the loss of Soyuz T-10a. It was visited by the sixth and seventh expeditions. During the course of the cosmonauts stay, thr ...

Soyuz T-11 Soyuz T-11 was the sixth expedition to the Soviet Salyut 7 space station, which in 1984 carried the first Indian cosmonaut along with Soviet crew members. Salyut 7 was uncrewed after the undocking of Soyuz T-11 in October 1984 until Soyuz T-13 d ...

Soyuz T-12 Soyuz T-12 (also known as Salyut 7 EP-4) was the seventh crewed spaceflight to the Soviet space station Salyut 7. The name "Soyuz T-12" is also the name of the spacecraft used to launch and land the mission's three-person crew. The mission occurr ...

Soyuz T-13 Soyuz T-13 was a Soyuz mission, transporting personnel to the Soviet space station Salyut 7. The eighth expedition to the orbital station, the mission launched from Baikonur Cosmodrome, atop a Soyuz-U2 carrier rocket, at 06:39:52 UTC on June 6, ...

Soyuz T-14 Soyuz T-14 (russian: Союз Т-14, ''Union T-14'') was the ninth expedition to Salyut 7. The mission relieved Soyuz T-13, whose crew had performed unprecedented repairs aboard the previously-dead station. Crew Backup crew Mission parame ...

Soyuz T-15 Soyuz T-15 (russian: Союз T-15, ''Union T-15'') was a crewed mission to the Mir and Salyut 7 space stations and was part of the Soyuz programme. It marked the final flight of the Soyuz-T spacecraft, the third generation Soyuz spacecraft, whi ...

(launched 1986)

External links

Russia New Russian spaceship will be able to fly to Moon - space corp

*Mir Hardware Heritage **David S.F. Portree,

', NASA RP-1357, 1995 ** Mir Hardware Heritage (wikisource)
Information on Soyuz spacecraft

{{Russian human spaceflight programs Crewed spacecraft Soyuz program Vehicles introduced in 1979