Redefining small to medium class launch
50,000 lbf
Thrust, Sea Level
Lox / Kerosene
Propellants
Reusable
Low Earth, Geostationary Orbit
Ripley
In Development
Leveraging the manufacturing and design methodologies of Hadley, Ripley provides enhanced lox/kerosine propulsion capacity for an equally diverse set of vehicles. Ripley delivers industry-leading performance and power at a price point set to change the space launch industry.
Specifications
50,000 lbf
Ox-rich Staged Combustion
Thrust, Sea Level
Lox / Kerosene
Propellants
Reusable
Low Earth Geostationary Orbit
>240s
Continuous burn at rated power
61K lbf
Vacuum Thrust
>500s
Continuous burn, Vacuum Variant
±5°
Max Gimbal Angle
>1200s
Qualified Engine Life
EXPLORE OUR ENGINES
In Production
Hadley
5,000
lbf
Ox-rich Staged Combustion
Thrust, Sea Level
Lox / Kerosene
Propellants
Reusable
Low Earth OrbitGeostationary OrbitIn-SpaceHypersonics
In Production
in development
Draper
4,000
lbf
Closed Catalyst Cycle
Thrust, Sea Level
Hydrogen Peroxide/Kerosene
Propellants
Reusable
HypersonicsDefense
in development
In Development
Arroway
200,000
lbf
THRUST, SEA LEVEL
Lox / Methane
PROPELLANTS
Reusable
Medium & Heavy Boost
In Development