Expedition 55 was the 55th expedition to the International Space Station, which began upon the departure of Soyuz MS-06 on 27 February 2018. Anton Shkaplerov, Scott D. Tingle and Norishige Kanai were transferred from Expedition 54, with Anton Shkaplerov taking the commander role. Expedition 55 ended upon the departure of Soyuz MS-07 in June 2018.
Crew PositionFirst part(27 February – 23 March 2018)Second part(23 March – 3 June 2018)Commander Anton Shkaplerov, RSAThird spaceflightFlight engineer Scott D. Tingle, NASAFirst spaceflightFlight engineerNorishige Kanai, JAXAFirst spaceflightFlight engineerOff station Andrew Feustel, NASAThird and last spaceflightFlight engineerOff station Oleg Artemyev, RSASecond spaceflightFlight engineerOff station Richard R. Arnold, NASASecond and last spaceflight
Spacewalks EVA #SpacewalkersStart (UTC)End (UTC)Duration1 Andrew J. FeustelRichard R. Arnold29 March 201813:3329 March 201819:436 hours, 10 minutesInstalled two WiFi antennas on the Node 3 module in preparation for the arrival of ECOSTRESS on SpaceX CRS-15, removed ammonia jumpers and inspected two working jumpers on the stations truss, replaced camera and lights used to film NASA TV.2 Andrew J. FeustelRichard R. Arnold16 May 201811:3916 May 201818:106 hours, 31 minutesTransferred a Pump Flow Control Subassembly over to Dextre stowed failed PFCS on ESP-1, Replaced camera and lights used to film NASA TV, Replaced Space to Ground Transceiver Controller, Performed get aheads to Install handrails on Radiator Grapple Bars on S1, Removed thermal blankets and MLI from two Direct Current Switching Units on ESP-2, Prepped the Flex Hose Rotary Coupler on S1 for replacement. Spacewalk suffered a 7-minute delay because of a water leak which formed ice crystals inside the airlock.
Uncrewed spaceflights to the ISS Resupply missions that visited the International Space Station during Expedition 55:
Flight Country Mission Launcher Launch(UTC) Docked/Berthed(UTC) Undocked/Unberthed(UTC) Duration (Docked) Deorbit CRS SpX-14 Logistics Falcon 9 2 April 2018, 20:30:38 4 April 2018, 13:00 5 May 2018 13:23 5 May 2018 CRS OA-9E Logistics Antares 230 21 May 2018, 08:44:06 24 May 2018, 12:13 15 July 2018, 10:20 30 July 2018
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