Promotional Poster | |
| Mission type | Long-duration expedition |
|---|---|
| Expedition | |
| Space station | International Space Station |
| Began | 10 November 2013 UTC |
| Ended | 11 March 2014 UTC |
| Arrived aboard | Soyuz TMA-10M Soyuz TMA-11M |
| Departed aboard | Soyuz TMA-10M Soyuz TMA-11M |
| Crew | |
| Crew size | 6 |
| Members | Expedition 37/38: Oleg Kotov Sergey Ryazansky Michael S. Hopkins Expedition 38/39: Koichi Wakata Richard A. Mastracchio Mikhail Tyurin |
Expedition 38 mission patch (l-r) Tyurin, Wakata, Mastracchio, Ryazansky, Kotov and Hopkins | |
Expedition 38 was the 38th expedition to the International Space Station.

| Position | Crew |
|---|---|
| Commander | Oleg Kotov, RSA Third and last spaceflight |
| Flight Engineer 1 | Sergey Ryazansky, RSA First spaceflight |
| Flight Engineer 2 | Michael S. Hopkins, NASA First spaceflight |
| Flight Engineer 3 | Koichi Wakata, JAXA Fourth spaceflight |
| Flight Engineer 4 | Richard A. Mastracchio, NASA Fourth and last spaceflight |
| Flight Engineer 5 | Mikhail Tyurin, RSA Third and last spaceflight |
JAXA, NASA, ESA