World roster → Firefly Aerospace
Eclipse
Eclipse is an orbital launch vehicle in development operated by Firefly Aerospace of Cedar Park, Texas, 55 m tall, 16,300 kg to low Earth orbit, 2 stages.
| Operator | Firefly Aerospace · Cedar Park, Texas |
|---|---|
| Status | In development |
| First flight | 2026 |
| Height | 55 m |
| Diameter | 4.3 m |
| Stages | 2 |
| Payload to LEO | 16,300 kg |
| Engines | 7 × Miranda · 1 × Vira |
| Propellant | RP-1 / liquid oxygen |
| Reuse | First stage planned |
| Launch sites | Wallops, Virginia |
Joint programme with Northrop Grumman, using Northrop's composite structures and Firefly's engines. Also intended to fly the Antares 330 first stage.
About Firefly Aerospace
Small-lift operator that also builds the Blue Ghost lunar lander, and is co-developing a medium rocket with Northrop. Founded 2017. Official site.