Relativity Space · United States · First flight 2026 · Reusable first stage
A medium-to-heavy lift reusable launch vehicle incorporating 3D-printed manufacturing. Following the retirement of Terran 1 after its test flight, Relativity shifted focus entirely to Terran R for the medium-lift reusable market.
From SpaceNexus's launch tracker; outcomes recorded as each flight lands. Career totals above are the vehicle's full history.
No Terran R launches on the tracked manifest yet.
| Height | 66 m |
| Diameter | 5 m |
| Liftoff mass | 290,000 kg |
| Stages | 2 |
| Engines | 7x Aeon R (1st) + 1x Aeon Vac (2nd) |
| Propellant | CH4 / LOX (Methalox) |
| Fairing diameter | 5 m |
| Payload to LEO | 20,000 kg |
| Payload to GTO | 5,000 kg |
| Payload to SSO | — |
| Payload to TLI | — |
| Reusable | Yes (first stage) |
| First flight | 2026 (target) |
| Last flight | — |
| Variants seen on the manifest | — |
Relativity Space has not published a list price for Terran R.
No Terran R launch is currently on the tracked manifest.
Terran R has flown 0 times with 0 successes, 0 failures and 0 partial failures — a 0% success rate.
20,000 kg to low Earth orbit, 5,000 kg to geostationary transfer orbit.