Soyuz 13 launched on 18 December 1973, 11:55:00 UTC. It carried commander Pyotr Klimuk and flight engineer Valentin Lebedev into orbit. This mission was the second test flight of the modified Soyuz spacecraft. Crew spent 7 deays in orbit and carried out various astrophysical studies. They also obtained ultraviolet spectrograms of stars with the help of an Orion 2 Space Observatory onboard the spacecraft. Crew returned to Earth, landing on 26 December 1973, 08:50:35 UTC.
Soyuz 13 was a Soyuz spacecraft which launched on 18 December 1973 11:55 UTC. It launched two cosmonauts to orbit for science purposes. The crew was Pyotr Klimuk and Valentin Lebedev.Soyuz Details
The Roscosmos State Corporation for Space Activities, commonly known as Roscosmos, is the governmental body responsible for the space science program of the Russian Federation and general aerospace research. Soyuz has many launch locations the Russian sites are Baikonur, Plesetsk and Vostochny however Ariane also purchases the vehicle and launches it from French Guiana.INFO WIKI