USA
William Thornton
(William Edgar Thornton)
(Apr 14, 1929 - Jan 11, 2021)
Astronaut 127
Astronaut of the USA 62
Spaceflights 2
Spaceflights
| No. | Launch | Orbiter | Duration |
| 1st | Aug 30, 1983 | Challenger STS-8 | 6 d 1 h 8 m 43 s (145 h 8 m 45 s) |
| 2nd | Apr 29, 1985 | Challenger STS-51B | 7 d 0 h 8 m 46 s (168 h 8 m 46 s) |
| Cumulative time: | 13 d 1 h 17 m 29 s (313 h 17 m 29 s) | ||
William Thornton in the mid deck of the Space Shuttle Challenger.
William Thornton, 2013.
Astronaut of the USA 61
Astronaut of the USA 63
Astronaut 126
Astronaut 128
2001 Antropos.