Extended Duration Orbiter Use Use

| EDO_Flight | Shuttle | Mission | Launch_Date | Duration | Primary_Payloads |
|---|---|---|---|---|---|
| 1 | Columbia | STS-50 | June 25, 1992 | 13 days, 19 hours, 30 minutes, 4 seconds | United States Microgravity Laboratory-1 |
| 2 | Columbia | STS-58 | October 18, 1993 | 14 days, 0 hours, 12 minutes, 32 seconds | Spacelab Life Sciences-2 |
| 3 | Columbia | STS-62 | March 4, 1994 | 13 days, 23 hours, 16 minutes, 41 seconds | United States Microgravity Payload-2 |
| 4 | Columbia | STS-65 | July 8, 1994 | 14 days, 17 hours, 55 minutes, 1 second | International Microgravity Laboratory-2 |
| 5 | Endeavour | STS-67 | March 2, 1995 | 16 days, 15 hours, 8 minutes, 48 seconds | ASTRO-2 |