Soyuz MS-08

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Soyuz MS-08
Soyuz MS-08 spacecraft in the integration facility (3).jpg
Soyuz MS-08 spacecraft
Operator Roskosmos
COSPAR ID 2018-026A
SATCAT no. 43238
Mission duration 196d 18h 1m
Spacecraft properties
Spacecraft type Soyuz-MS 11F747
Manufacturer RKK Energia
Launch mass 7,220
Crew size 3
Members Oleg Artemyev
Andrew J. Feustel
Richard R. Arnold[1]
Callsign Hawaii
Start of mission
Launch date 21 March 2018, 17:44 UTC[2]
Rocket Soyuz-FG
Launch site Baikonur Pad 1/5
End of mission
Landing date 4 October 2018, 11:45 UTC
Landing site Kazakhstan
Orbital parameters
Reference system Geocentric
Regime Low Earth
Docking with ISS
Docking port Poisk zenith
Docking date 23 March 2018, 20:40 UTC[3]
Undocking date 4 October 2018, 07:57 UTC
Time docked 194d 11h 17m
Soyuz-MS-08-Mission-Patch.png Soyuz MS-08 crew members in front of their spacecraft.jpg
(l-r) Arnold, Artemyev and Feustel
Soyuz programme
(Manned missions)

Soyuz MS-08 was a Soyuz spaceflight that launched on 21 March 2018.[3] It transported three members of the Expedition 55 crew to the International Space Station.[3] MS-08 was the 137th flight of a Soyuz spacecraft. The crew consisted of a Russian commander, and two American flight engineers.

MS-08 returned its crew to Earth on 4 October 2018.[4]


Position Crew member
Commander Russia Oleg Artemyev, RSA
Expedition 55
Second spaceflight
Flight Engineer 1 United States Andrew J. Feustel, NASA
Expedition 55
Third spaceflight
Flight Engineer 2 United States Richard R. Arnold[1], NASA
Expedition 55
Second spaceflight

Backup crew


Position Crew member
Commander Russia Aleksey Ovchinin, RSA
Flight Engineer 1 United States Nick Hague, NASA


  1. ^ a b "NASA Announces Upcoming International Space Station Crew Assignments". NASA. 28 March 2017. Retrieved 1 April 2017.
  2. ^
  3. ^ a b c Soyuz MS-08 mission, first crew launch of 2018, docks with ISS
  4. ^ "Soyuz MS-08 returns station crew to Earth after 197 days in space". collectspace.
  5. ^ Next Soyuz squads
  6. ^
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