Soyuz | Soyuz 7K-T No.39 (Soyuz 18a / Soyuz 18-1)

Launch Provider & Rocket

• Provider: Soviet Space Program (Government)
• Rocket: Soyuz — Soyuz family

Mission

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.

• Type: Human Exploration
• Orbit: Low Earth Orbit (LEO)

Launch Site

• Pad: 1/5
• Location: Baikonur Cosmodrome, Republic of Kazakhstan
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Program

• Soyuz — The Soyuz programme is a human spaceflight programme initiated by the Soviet Union in the early 1960s. The Soyuz spacecraft was originally part of a Moon landing project intended to put a Soviet cosmonaut on the Moon. It was the third Soviet human spaceflight programme after the Vostok and Voskhod programmes. (Wikipedia)
• Salyut — The Salyut programme was the first space station programme, undertaken by the Soviet Union. It involved a series of four crewed scientific research space stations and two crewed military reconnaissance space stations over a period of 15 years, from 1971 to 1986. (Wikipedia)