USA
Gregory Harbaugh
(Gregory Jordan Harbaugh)
(Apr 15, 1956)
Astronaut 247
Astronaut of the USA 154
EVA astronaut 80
EVA astronaut of the USA 47
Spaceflights 4
EVAs 3
Spaceflights
| No. | Launch | Orbiter | Duration |
| 1st | Apr 28, 1991 | Discovery STS-39 | 8 d 7 h 22 m 23 s (199 h 22 m 23 s) |
| 2nd | Jan 13, 1993 | Endeavour STS-54 | 5 d 23 h 38 m 19 s (143 h 38 m 19 s) |
| 3rd | Jun 27, 1995 | Atlantis STS-71 - Mir | 9 d 19 h 22 m 15 s (235 h 22 m 15 s) |
| 4th | Feb 11, 1997 | Discovery STS-82 | 9 d 23 h 37 m 9 s (239 h 37 m 9 s) |
| Cumulative time: | 34 d 2 h 0 m 6 s (818 h 0 m 6 s) | ||
EVAs
| No. | Date | Orbiter | Duration |
| 1st | Jan 17, 1993 | Endeavour | 4 h 28 m |
| 2nd | Feb 15, 1997 | Discovery | 7 h 27 m |
| 3rd | Feb 17, 1997 | Discovery | 6 h 34 m |
| Cumulative time: | 18 h 29 m | ||
Gregory Harbaugh.
Gregory Harbaugh on board of the Space Shuttle Atlantis.
Gregory Harbaugh in the outer space.
Astronaut of the USA 153
Astronaut of the USA 155
Astronaut 246
Astronaut 248
2001 Antropos.