| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Scout X-1 | — | National Aeronautics and Space Administration | 07/02/1960 | ✘ | ✘ | 6 | 25.0 | 1.01 | 59.0 | — | 471.0 |
| Atlas LV-3B | — | National Aeronautics and Space Administration | 07/29/1960 | ✘ | ✘ | 10 | 28.7 | 3.0 | 1360.0 | — | 1300.0 |
| Blue Scout Jr | — | Vought | 09/21/1960 | ✘ | ✘ | 8 | 12.4 | 0.79 | — | — | 222.0 |
| Molniya 8K78 | — | Strategic Rocket Forces | 10/10/1960 | ✘ | ✘ | 40 | 43.44 | 3.0 | 1900.0 | — | 813.0 |
| Atlas E | — | Convair | 10/11/1960 | ✘ | ✘ | 15 | — | — | — | — | — |
| Thor DM-21 Agena-B | — | United States Air Force | 10/26/1960 | ✘ | ✘ | 40 | — | — | — | — | — |
| Redstone | — | Chrysler | 11/21/1960 | ✘ | ✘ | 6 | 25.41 | 1.78 | — | — | — |
| Atlas Agena B | — | United States Air Force | 01/31/1961 | ✘ | ✘ | 29 | 20.27 | 3.05 | — | — | 363.0 |
| Blue Scout II | — | Vought | 03/03/1961 | ✘ | ✘ | 1 | 24.0 | 1.02 | 30.0 | — | 471.0 |
| Atlas F | — | Convair | 08/08/1961 | ✘ | ✘ | 9 | — | — | — | — | — |
| Kosmos-2I 63S1 | — | Strategic Rocket Forces | 10/27/1961 | ✘ | ✘ | 38 | 31.0 | 1.6 | 300.0 | — | — |
| Saturn I | — | Chrysler | 10/27/1961 | ✘ | ✘ | 10 | 55.0 | 6.6 | 9100.0 | — | 6700.0 |
| Trailblazer 2 | — | National Aeronautics and Space Administration | 12/14/1961 | ✘ | ✘ | 3 | 15.7 | 0.79 | — | — | 547.0 |
| Scout X-2 | — | Vought | 03/29/1962 | ✘ | ✘ | 2 | 25.0 | 1.01 | 76.0 | — | 427.0 |
| Atlas Centaur | — | Convair | 05/08/1962 | ✘ | ✘ | 4 | 33.0 | 3.05 | — | 1800.0 | 1704.0 |
| Scout X-2M | — | Vought | 05/24/1962 | ✘ | ✘ | 3 | 22.0 | 1.02 | — | — | 440.0 |
| Vostok 8A92 | — | RKK Energiya | 06/01/1962 | ✘ | ✘ | 44 | 30.84 | 2.99 | 4730.0 | — | 3996.0 |
| Thor Agena D | — | McDonnell Douglas | 06/28/1962 | ✘ | ✘ | 13 | 31.0 | 2.44 | — | — | 667.0 |
| Scout X-3A | — | Vought | 08/31/1962 | ✘ | ✘ | 1 | 22.0 | 1.02 | — | — | 380.0 |
| Thor Delta A | — | McDonnell Douglas | 10/02/1962 | ✘ | ✘ | 2 | 31.0 | 2.44 | 250.0 | 68.0 | 667.0 |
| Thor Delta B | — | McDonnell Douglas | 12/13/1962 | ✘ | ✘ | 9 | 31.0 | 2.44 | 370.0 | 68.0 | 667.0 |
| Scout X-3 | — | Vought | 12/16/1962 | ✘ | ✘ | 5 | 24.0 | 1.01 | 87.0 | — | 513.0 |
| Scout X-3M | — | Vought | 02/19/1963 | ✘ | ✘ | 1 | 22.0 | 1.02 | — | — | 380.0 |
| Thor SLV-2A Agena D | — | McDonnell Douglas | 02/28/1963 | ✘ | ✘ | 61 | 31.0 | 2.44 | — | — | 1571.0 |
| Scout X-4 | — | Vought | 06/28/1963 | ✘ | ✘ | 12 | 25.0 | 1.01 | 103.0 | — | 513.0 |