| Name | Family | Manufacturer | Maiden Flight Date | Active | Reusable | Launch Count | Length (m) | Max Diameter (m) | LEO Capacity (kg) | GTO Capacity (kg) | Thrust at Liftoff (kN) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Thor Able III | Thor, Thor-Able | McDonnell Douglas | 08/07/1959 | ✘ | ✘ | 1 | 27.4 | 2.44 | — | — | 668.0 |
| Thor Able IV | Thor, Thor-Able | McDonnell Douglas | 03/11/1960 | ✘ | ✘ | 1 | 27.2 | 2.44 | — | — | 668.0 |
| Thorad SLV-2G Agena D | Thor, Thorad-Agena | McDonnell Douglas | 08/09/1966 | ✘ | ✘ | 30 | 32.9 | 2.44 | — | — | 1444.0 |
| Thorad SLV-2H Agena D | Thor, Thorad-Agena | McDonnell Douglas | 06/05/1969 | ✘ | ✘ | 13 | 34.0 | 2.44 | — | — | 1571.0 |
| Thor Agena A | Thor, Thor-Agena | McDonnell Douglas | 01/21/1959 | ✘ | ✘ | 15 | 28.0 | 2.44 | 250.0 | — | 667.0 |
| Thor Agena D | Thor, Thor-Agena | McDonnell Douglas | 06/28/1962 | ✘ | ✘ | 13 | 31.0 | 2.44 | — | — | 667.0 |
| Thor Burner 1 | Thor, Thor-Burner | McDonnell Douglas | 05/20/1965 | ✘ | ✘ | 4 | 23.0 | 2.44 | — | — | 668.0 |
| Thor Burner 2 | Thor, Thor-Burner | McDonnell Douglas | 09/16/1966 | ✘ | ✘ | 12 | 22.4 | 2.44 | — | — | 750.0 |
| Thor Burner 2A | Thor, Thor-Burner | McDonnell Douglas | 10/14/1971 | ✘ | ✘ | 8 | 23.0 | 2.44 | — | — | 750.0 |
| Thor Delta | Thor, Thor-Delta | McDonnell Douglas | 05/13/1960 | ✘ | ✘ | 9 | 31.0 | 2.44 | 226.0 | — | 667.0 |
| Thor Delta A | Thor, Thor-Delta | McDonnell Douglas | 10/02/1962 | ✘ | ✘ | 2 | 31.0 | 2.44 | 250.0 | 68.0 | 667.0 |
| Thor Delta B | Thor, Thor-Delta | McDonnell Douglas | 12/13/1962 | ✘ | ✘ | 9 | 31.0 | 2.44 | 370.0 | 68.0 | 667.0 |
| Thor Delta C | Thor, Thor-Delta | McDonnell Douglas | 11/27/1963 | ✘ | ✘ | 10 | 27.5 | 2.44 | 81.0 | — | 667.0 |
| Thor Delta C1 | Thor, Thor-Delta | McDonnell Douglas | 05/25/1966 | ✘ | ✘ | 3 | 27.5 | 2.44 | 81.0 | — | 756.0 |
| Thor Delta D | Thor, Thor-Delta | McDonnell Douglas | 08/19/1964 | ✘ | ✘ | 2 | 32.0 | 2.44 | 450.0 | 104.0 | 1571.0 |
| Thor Delta E | Thor, Thor-Delta | McDonnell Douglas | 11/06/1965 | ✘ | ✘ | 6 | 31.0 | 2.44 | 540.0 | 150.0 | 1452.0 |
| Thor Delta E1 | Thor, Thor-Delta | McDonnell Douglas | 07/01/1966 | ✘ | ✘ | 17 | 28.0 | 2.44 | 540.0 | 150.0 | 1450.0 |
| Thor Delta G | Thor, Thor-Delta | McDonnell Douglas | 12/14/1966 | ✘ | ✘ | 2 | 30.0 | 2.44 | — | — | 765.0 |
| Thor Delta J | Thor, Thor-Delta | McDonnell Douglas | 07/04/1968 | ✘ | ✘ | 1 | 31.0 | 2.44 | 260.0 | 263.0 | 1452.0 |
| Thor Delta L | Thor, Thor-Delta | McDonnell Douglas | 08/27/1969 | ✘ | ✘ | 2 | 35.0 | 2.44 | 300.0 | 300.0 | 1452.0 |
| Thor Delta M | Thor, Thor-Delta | McDonnell Douglas | 09/19/1968 | ✘ | ✘ | 12 | 34.0 | 2.44 | 355.0 | 355.0 | 2140.0 |
| Thor Delta M6 | Thor, Thor-Delta | McDonnell Douglas | 03/13/1971 | ✘ | ✘ | 1 | 32.4 | 2.44 | 450.0 | 450.0 | 2411.0 |
| Thor Delta N | Thor, Thor-Delta | McDonnell Douglas | 08/16/1968 | ✘ | ✘ | 6 | 33.0 | 2.44 | — | — | 1590.0 |
| Thor Delta N6 | Thor, Thor-Delta | McDonnell Douglas | 01/23/1970 | ✘ | ✘ | 3 | 33.0 | 2.44 | — | — | 2411.0 |
| Thor DM-21 Ablestar | Thor | United States Air Force | 04/13/1960 | ✘ | ✘ | 19 | 29.0 | 1.44 | 150.0 | — | 760.0 |