Designed and manufactured by RKK Energiya, the Soyuz TM is capable of carrying three cosmonauts and has a gross weight of just over seven metric tons, a length of seven meters, and a maximum diameter of 2.7 m. The spacecraft consists of three main sections: the orbital module, the command and reentry module, and the service module. Two solar arrays (10.6 m span) provide, electrical power for the typical 50-hour journey to Mir and can be interconnected with the space station's electrical system to furnish additional 1.3 kW. The nominal flight time for Soyuz TM spaceship is 5-6 months (References 86-90).
86. The "Soyuz" Transportation Spacecraft, brochure issued by Energiya NPO, 1991 and later editions.
87. V. A. Pivnyuk, Space Station Handbook, Matson Press, 1992.
88. Yu. Semenov and V. Timchenko, Pravda, 5 August 1987, p. 3.
89. W.R. Matson, ed., Cosmonautics. A Colorful History, Cosmos Books, 1994.
90. S.P. Korolev Space Corporation Energia, RKK Energiya, 1994.