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Ripley

Redefining small to medium class launch

50,000 lbf

Thrust, Sea Level

Lox / Kerosene

Propellants

Reusable

Low Earth, Geostationary Orbit

Ripley Engine

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.

Ripley Engine

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

Ripley Engine

EXPLORE OUR ENGINES

Hadley Engine

Initial Production

Hadley

5,000

lbf

Ox-rich Staged Combustion

Thrust, Sea Level

Lox / Kerosene

Propellants

Reusable

Low Earth OrbitGeostationary OrbitIn-SpaceHypersonics

Initial Production

Ripley Engine

In Development

Ripley

50,000

lbf

Ox-rich Staged Combustion

Thrust, Sea Level

Lox / Kerosene

Propellants

Reusable

Low EarthGeostationary Orbit

In Development

Arroway Engine Render

In Development

Arroway

200,000

lbf

THRUST, SEA LEVEL

Lox / Methane

PROPELLANTS

Reusable

Medium & Heavy Boost

In Development