| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Electron | Rocket Lab | 05/25/2017 | ✔ | ✘ | 98 | 18.0 | 1.2 | 300.0 | — | 162.0 | |
| KAIROS | Space One | 03/13/2024 | ✔ | ✘ | 3 | 18.0 | 1.35 | 250.0 | — | — |