World roster → Orbex
Prime
Prime is an orbital launch vehicle in development operated by Orbex of Forres, Scotland, 19 m tall, 180 kg to low Earth orbit, 2 stages.
| Operator | Orbex · Forres, Scotland |
|---|---|
| Status | In development |
| First flight | 2026 |
| Height | 19 m |
| Diameter | 1.45 m |
| Stages | 2 |
| Payload to LEO | 180 kg |
| Engines | 6 × Prime engines |
| Propellant | Bio-propane / liquid oxygen |
| Reuse | First stage planned |
| Launch sites | SaxaVord, Shetland, Scotland |
Renewable bio-propane and a coreless composite tank. Very small, aimed at dedicated cubesat rideshare rather than tonnes.
About Orbex
Bio-propane micro-launcher aiming at the polar and sun-synchronous market from northern Scotland. Founded 2015. Official site.