Expedition 56
| Promotional Poster | |
| Mission type | Long-duration expedition | 
|---|---|
| Mission duration | 124d 13h 30m (Change Of Command to Soyuz MS-08 Undocking) 122d 22h 41m (Official) | 
| Expedition | |
| Space station | International Space Station | 
| Began | June 1, 2018 (Change of Command) June 3, 2018 (Official) UTC | 
| Ended | October 4, 2018, UTC | 
| Arrived aboard | Soyuz MS-08 Soyuz MS-09 | 
| Departed aboard | Soyuz MS-08 Soyuz MS-09 | 
| Crew | |
| Crew size | 6 | 
| Members | Expedition 55/56: Andrew Feustel Oleg Artemyev Richard R. Arnold Expedition 56/57: Alexander Gerst Serena M. Auñón-Chancellor Sergey Prokopyev | 
| EVAs | 2 | 
| Expedition 56 mission patch (l-r) Artemyev, Feustel, Arnold, Prokopyev, Gerst, and Auñón-Chancellor | |
Expedition 56 was the 56th expedition to the International Space Station, which began on June 3, 2018, upon the departure of Soyuz MS-07. Andrew Feustel, Oleg Artemyev, and Richard R. Arnold were transferred from Expedition 55, with Andrew Feustel taking the commander role. Alexander Gerst, Serena M. Auñón-Chancellor, and Sergey Prokopyev launched aboard Soyuz MS-09, on June 6, 2018. Expedition 56 ended with the departure of Soyuz MS-08 on October 4, 2018.