Soyuz U | Soyuz 20
Launch Successful
L - -- : -- : -- : --
Instantaneous launch window.
Launch Window
Nov. 17, 1975, 2:36 p.m. - Nov. 17, 1975, 2:36 p.m.
Instantaneous launch window.
Nov. 17, 1975, 2:36 p.m. - Nov. 17, 1975, 2:36 p.m.
Soyuz 20 (Russian: Союз 20, Union 20) was an unmanned spacecraft launched by the Soviet Union. It was a long-duration test of the Soyuz spacecraft that docked with the Salyut 4 space station. Soyuz 20 performed comprehensive checking of improved on-board systems of the spacecraft under various flight conditions. It also carried a biological payload. Living organisms were exposed to three months in space. It was reentered on 16 February 1976.
Soyuz DetailsThe 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.
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Amazon Leo, formerly known as Project Kuiper, is a mega constellation of satellites in Low Earth Orbit that will offer broadband internet access, thi…
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Progress resupply mission to the International Space Station.
Optical Earth observation satellite for the Pakistan government's SUPARCO.
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