USA
Richard Arnold
(Richard Robert "Ricky" Arnold)
(Nov 26, 1963)
Astronaut 489
Astronaut of the USA 312
EVA astronaut 183
EVA astronaut of the USA 115
Spaceflights 2
EVAs 5
Spaceflights
| No. | Launch | Orbiter | Duration |
| 1st | Mar 15, 2009 | Discovery STS-119 _ ISS | 12 d 19 h 29 m 33 s (307 h 29 m 33 s) |
| 2nd | Mar 21, 2018 | Soyuz MS-08 - ISS-55/56 | 196 d 18 h 0 m 37 s (4722 h 0 m 37 s) |
| Cumulative time: | 209 d 13 h 30 m 10 s (5029 h 30 m 10 s) | ||
EVAs
| No. | Date | Orbiter | Duration |
| 1st | Mar 19, 2009 | ISS USA | 6 h 7 m |
| 2nd | Mar 23, 2009 | ISS USA | 6 h 27 m |
| 3rd | Mar 29, 2018 | ISS USA | 6 h 10 m |
| 4th | May 16, 2018 | ISS USA | 6 h 31 m |
| 5th | Jun 14, 2018 | ISS USA | 6 h 49 m |
| Cumulative time: | 32 h 4 m | ||
Richard Arnold.
Richard Arnold on the middeck of Space Shuttle Discovery.
Richard Arnold in outer space.
Astronaut of the USA 311
Astronaut of the USA 313
Astronaut 488
Astronaut 490
2001 Antropos.