Terran R
| Function | Reusable orbital launcher | 
|---|---|
| Manufacturer | Relativity Space | 
| Country of origin | United States | 
| Cost per launch | $55 million | 
| Size | |
| Height | 82 m (270 ft) | 
| Diameter | 5.5 m (18 ft) | 
| Stages | 2 | 
| Capacity | |
| Payload to LEO | |
| Mass | ~33,500 kg (73,900 lb) | 
| Launch history | |
| Status | Planned | 
| Launch sites | Cape Canaveral, LC-16 | 
| First flight | NET 2026 | 
| First stage | |
| Powered by | 13 × Aeon R | 
| Maximum thrust | 14,900 kN (3,350,000 lbf) | 
| Propellant | LOX / CH4 | 
| Second stage | |
| Powered by | 1 × Aeon Vac | 
| Maximum thrust | 1,240 kN (279,000 lbf) | 
| Propellant | LOX / CH4 | 
Terran R is a heavy-lift two-stage, partially reusable launch vehicle under development by Relativity Space. The vehicle is partially constructed with 3D printing technologies, like its predecessor, the small-lift Terran 1. The first flight is expected to be in 2026.