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Mir EO-5

Mir EO-5 was the fifth resident expedition to the Mir space station. Aleksandr Viktorenko and Aleksandr Serebrov launched on Soyuz TM-8 from Baikonur on September 5, 1989, docked with Mir on September 7, and operated the station until February 1990. The expedition received the Kvant-2 module, expanding Mir with a new airlock, life-support hardware, and scientific equipment. Viktorenko and Serebrov also carried out a demanding EVA program that tested Orlan-DMA spacesuits and Soviet cosmonaut maneuvering equipment while preparing the station for further assembly and operations.

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Identity

Aliases
Mir Expedition 5Mir-5Soyuz TM-8
Name
Mir EO-5
Status
completed

Details

Astronauts
Description
Mir EO-5 was the fifth resident expedition to the Mir space station. Aleksandr Viktorenko and Aleksandr Serebrov launched on Soyuz TM-8 from Baikonur on September 5, 1989, docked with Mir on September 7, and operated the station until February 1990. The expedition received the Kvant-2 module, expanding Mir with a new airlock, life-support hardware, and scientific equipment. Viktorenko and Serebrov also carried out a demanding EVA program that tested Orlan-DMA spacesuits and Soviet cosmonaut maneuvering equipment while preparing the station for further assembly and operations.
End Date
1990-02-19
Launch Site
Outcome
Completed. Viktorenko and Serebrov operated Mir for 166 days, received the Kvant-2 module, completed multiple external work periods, and returned safely aboard Soyuz TM-8.
Programs
Start Date
1989-09-05
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Creation Time
July 8, 2026 at 08:13:23 UTC
Updated Time
July 29, 2026 at 08:53:45 UTC

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Search Name
Mir EO-5 Mir Expedition 5 Mir-5 Soyuz TM-8
Space Stations
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