Soyuz | Soyuz 7K-T No.39 (Soyuz 18a / Soyuz 18-1)
Launch Failure
L - -- : -- : -- : --
Instantaneous launch window.
Launch Window
April 5, 1975, 11:04 a.m. - April 5, 1975, 11:04 a.m.
Instantaneous launch window.
April 5, 1975, 11:04 a.m. - April 5, 1975, 11:04 a.m.
Soyuz 7K-T No.39, also known as Soyuz 18a or Soyuz 18-1, was intended to be the next crewed mission to the Salyut-4 space station. The mission launched on April 5, 1975, 11:04:54 UTC, but due to a failure of the Soyuz launch vehicle during ascent it was aborted. Safety system initiated separation of the spacecraft, and the crew of commander Vasili Lazarev and flight engineer Oleg Makarov experienced overloads of up to 21.3 g. The capsule landed safely at 11:26:21 UTC, followed by a successful rescue of the crew members.
Soyuz 7K-T No.39 was a Soyuz spacecraft which launched on 5 April 1975 11:04 UTC. It intended to transport two cosmonauts to Salyut 4, but an anomoly caused launch escape system to fire at T+295 seconds. The crew was Vasily Lazarev and Oleg Makarov.
Soyuz Details
Date of
Birth: Feb. 23, 1928
Date of Death:
Dec. 31, 1990
Date of
Birth: Jan. 6, 1933
Date of Death:
May 28, 2003
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 WIKITwo technology demonstration satellites for satellite transmissions of signals for the VHF Data Exchange System (VDES), a successor to the current Au…
A batch of 28 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
First test launch of LandSpace’s ZQ-3 rocket, with a dummy payload. The rocket’s 1st stage will attempt to land on a landing pad about 300 km downran…
A batch of 29 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
A batch of 27 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
KOMPSAT-7 is the follow-up model of KOMPSAT-3A whose mission is to provide high-resolution satellite images to satisfy South-Korea's governmental and…
A batch of 29 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
Classified experimental Chinese satellite of unknown purposes.
Dedicated rideshare flight to a sun-synchronous orbit with dozens of small microsatellites and nanosatellites for commercial and government customers.
Soyuz MS-28 will carry three cosmonauts and one astronaut to the International Space Station aboard the Soyuz spacecraft from the Baikonur Cosmodrome…