| Country of origin | United States |
|---|---|
| Manufacturer | Blue Origin |
| Application | Aerospace |
| Status | Active |
| Liquid-fuel engine | |
| Propellant | LOX / LH2 |
| Performance | |
| Thrust | 10,000 lbf |
| Throttle range | 40–100% |
| Used in | |
| Blue Moon | |
The Blue Engine 7 is a liquid hydrogen/oxygen dual expander cycle engine for use with the Blue Moon family of lunar landers. The company utilizes additive manufacturing in the development process and it is meant to generate 10,000 lbf (4.5 tf) of thrust, serving as both the ascent and descent engines for Blue Moon.[1][2]