| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Lambda 4S | Institute of Space and Astronautical Science | 09/26/1966 | ✘ | ✘ | 5 | 16.5 | 0.74 | 26.0 | — | — |