Expedition 71

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Expedition 71
ISS
OperatorNASA / Roscosmos
Mission duration21 days, 5 hours and 53 minutes (in progress)
Expedition
Space stationInternational Space Station
Began6 April 2024
Arrived aboardSoyuz MS-25
SpaceX Crew-8
Crew
Crew size7–11
Members
  • Expedition 70/71:
  • EVA
    duration
4 hours 36 minutes

Expedition 71 mission patch
Expedition 72
 → 

Expedition 71 is the 71st long-duration expedition to the International Space Station. The expedition began with the departure of Soyuz MS-24 on 6 April 2024[1] with cosmonaut Oleg Kononenko continuing his ISS command from Expedition 70.[2][3] It will end with his departure on Soyuz MS-25 with crewmates from MS-24 and MS-25 on 24 September 2024.[4][5]

Background, crew and events

Initially, the expedition consisted of Oleg, his Russian

Tracy Caldwell-Dyson, who launched on 23 March 2024, as well as SpaceX Crew-8 crewmates, American astronauts Matthew Dominick, Michael Barratt, and Jeanette Epps, and Russian cosmonaut Alexander Grebenkin, who launched on 4 March 2024 and were transferred from Expedition 70 after Soyuz MS-24 departure.[5][3][6]

Later, the crew will be replenished by subsequent missions in both expedition and visiting crews in the expedition.

Barry Wilmore and Sunita Williams) is supposed to dock during the expedition.[7][8]

Events manifest

Previous mission: Expedition 70

6 April 2024 – Soyuz MS-24 Undocking (includes Visiting Expedition 21), official switch from Expedition 70

25 April 2024 – EVA-1 (VKD-62) Kononenko/Chub: 4 hrs, 36 min

Planned Events:

28 April 2024 –CRS SpX-30 Undocking

2 May 2024 – SpaceX Crew-8 Redocking

May 2024 – EVA-2 (US-90)

8 May 2024 – Starliner CFT Docking[8]

14 May 2024 – Starliner CFT Undocking[8]

May 2024 – EVA-3 (US-91)

May-June 2024 – EVA-4 (VKD-63)

May-June 2024 – EVA-5 (VKD-64)

1 June 2024 – Progress MS-25/86P Undocking

5 June 2024 –

Progress MS-27/88P
Docking

June 2024 – COTS SNC Demo-1 Capture & Berthing

June-August 2024 – EVA-6 (US-92)

July 2024 – CRS Cygnus NG-20 Unberthing & Release

13 August 2024 – Progress MS-26/87P Undocking

17 August 2024 –

Progress MS-28/89P
Docking

August 2024 – SpaceX Crew-9 Docking

August 2024 – CRS Cygnus NG-21 Capture & Berthing

August 2024 – SpaceX Crew-8 Undocking

August-September 2024 – COTS SNC Demo-1 Unberthing & Release

11 September 2024 – Soyuz MS-26 Docking

24 September 2024 –

Expedition 72

Next:

Expedition 72

Crew

Expedition Crew

Flight[4] Astronaut Increment 71a Increment 71b Increment 71c Increment 71d
6 Apr - Aug 2024
(current)
Aug - Aug 2024
(planned)
Aug - 11 Sep 2024
(planned)
11 - 24 Sep 2024
(planned)
Soyuz MS-25 Russia Oleg Kononenko, Roscosmos
Fifth spaceflight
Commander[1]
Russia Nikolai Chub, Roscosmos
First spaceflight
Flight Engineer
Tracy Caldwell-Dyson, NASA

Third spaceflight
Flight Engineer
SpaceX Crew-8 United States Matthew Dominick, NASA
First spaceflight
Flight Engineer Off Station
United States Michael Barratt, NASA
Third spaceflight
Flight Engineer Off Station
United States Jeanette Epps, NASA
First spaceflight
Flight Engineer Off Station
Russia Alexander Grebenkin, Roscosmos
First spaceflight
Flight Engineer Off Station
SpaceX Crew-9
(planned)
United States Zena Cardman, NASA
First spaceflight
Off Station Flight Engineer
United States Nick Hague, NASA
Third[a] spaceflight
Off Station Flight Engineer
United StatesStephanie Wilson, NASA
Fourth spaceflight
Off Station Flight Engineer
Russia Aleksandr Gorbunov, Roscosmos
First spaceflight
Off Station Flight Engineer
Soyuz MS-26
(planned)
Russia Aleksey Ovchinin, Roscosmos
Fourth[a] spaceflight
Off Station Flight Engineer
Russia Ivan Vagner, Roscosmos
Second spaceflight
Off Station Flight Engineer
United States Donald Pettit, NASA
Fourth spaceflight
Off Station Flight Engineer

Innovative Crewed spaceflights

Mission Astronauts Docking (UTC) Undocking (UTC) Duration
Boeing Crewed Flight Test
Barry Wilmore, NASA
United States Sunita Williams, NASA
8 May 2024[8] (hard docking) (planned) 14 May 2024[8] (planned) 6 days (planned)
Besides the expedition crew,
Jacques-Yves Cousteau's oceanography vessel, RV Calypso,[12] will launch to the station on 7 May 2024 and will dock to the station on 8 April 2024. The flight will mark the first crewed test flight of Boeing's CST-100 Starliner spacecraft. Crew members will stay aboard the station for approximately 6 days.[8]

Vehicle manifest

Vehicle[4] Purpose Port Docking/Capture Date Undocking Date
(if during Expedition 71)
Vehicles inherited from Expedition 70
Russia Progress MS-25/86P Russian Cargo Poisk Zenith 3 Dec 2023 2024 (scheduled)
United States CRS Cygnus NG-20 "Patricia "Patty" Hilliard Robertson" US Cargo Unity Nadir 1 Feb 2024 Jul 2024 (scheduled)
Russia Progress MS-26/87P Russian Cargo Zvezda aft 17 Feb 2024 2024 (scheduled)
United States SpaceX Crew-8 "Endeavour" Exp. 70/71 USOS Crew Harmony Forward 5 Mar 2024 2 May 2024 (scheduled)
United States CRS Dragon SpX-30 US Cargo Harmony Zenith 23 Mar 2024 28 Apr 2024 (scheduled)
Russia Soyuz MS-25/71S "Kazbek" Exp. 70/71 Crew, Visiting Expedition Prichal nadir 25 Mar 2024 24 Sep 2024 (scheduled)
Vehicles scheduled to dock during Expedition 71
United States SpaceX Crew-8 "Endeavour" Exp. 70/71 USOS Crew Harmony Zenith 2 May 2024 (Redock) (scheduled) Aug 2024 (scheduled)
United States Starliner CFT "Calypso" Non-Expedition US CCDev Mission Harmony Forward 8 May 2024 (scheduled) 14 May 2024 (scheduled)
Segment United States US Orbital Segment Russia Russian Segment
Period Harmony Forward Harmony Zenith Harmony Nadir Unity Nadir Rassvet Nadir Prichal Nadir Poisk Zenith Zvezda Aft
6-28 Apr 2024 SpaceX Crew-8 CRS SpX-30 Vacant Cygnus NG-20 Vacant Soyuz MS-25/71S Progress MS-25/86P Progress MS-26/87P
28 Apr-2 May 2024 Vacant
2 May 2024 Vacant
2-8 May 2024 SpaceX Crew-8
8-14 May 2024 Starliner CFT
14 May 2024- Vacant

The Prichal aft, forward, starboard, and aft ports all have yet to be used since the module originally docked to the station and are not included in the table.

Notes

  1. ^ a b Counting the aborted flight of Soyuz MS-10, even though this did not quite cross the Kármán line. This matches NASA's count, though RSA follows the Kármán line definition.[11]

References

  1. ^ a b Evans, Ben (10 September 2023). "Better Late Than Never: New ISS Crew Prepares to Fly, All-Female EVAs Possible in October". AmericaSpace.com. Archived from the original on 29 September 2023. Retrieved 12 September 2023.
  2. ^ Harwood, William (2024-03-11). "4 International Space Station crew members undock, head for Tuesday splashdown in Gulf of Mexico - CBS News". www.cbsnews.com. Retrieved 2024-03-12.
  3. ^ a b c "Expedition 71 Crew Discusses Six-Month ISS Increment, Crew-9 Announcement Expected Next Week - AmericaSpace". www.americaspace.com. 2024-01-25. Retrieved 2024-03-12.
  4. ^ a b c d e "Complete ISS flight events". NasaSpaceFlight.com Forum. 15 April 2023. Retrieved 10 November 2020.
  5. ^ a b c "NASA Expedition 71 Astronauts to Conduct Research aboard Space Station - NASA". 2024-02-09. Retrieved 2024-03-12.
  6. ^ "NASA's expedition 71 astronauts prepare for crucial research on international space station". India Today NE. 2024-02-11. Retrieved 2024-03-12.
  7. ^ Sturm, Karin (20 November 2023). "Stars aligning for Boeing crew launch in April". NASASpaceFlight.com. Archived from the original on 27 December 2023. Retrieved 23 December 2023.
  8. ^ a b c d e f g "Boeing's 1st Starliner astronaut launch delayed again, to May 6". Space.com. 4 April 2024. Retrieved 4 April 2024.
  9. ^ "Launch Schedule – Spaceflight Now". Retrieved 2023-02-23.
  10. ^ "Microgravity Research Flights". Glenn Research Center. NASA. 10 November 2020. Archived from the original on 18 July 2023. Retrieved 10 November 2020.
  11. ^ Gebhardt, Chris (14 March 2019). "Soyuz MS-12 docks with the Space Station – NASASpaceFlight.com". NASASpaceflight.com.
  12. ^ Dunbar, Brian (December 22, 2019). "Starliner Returns to Earth With a New Name: Calypso". NASA.