Reduced noise jet engine

Reduced toxicity fuel satellite propulsion system

Reduced toxicity fuel satellite propulsion system including...

Reduced toxicity fuel satellite propulsion system including...

Reduced toxicity fuel satellite propulsion system including...

Reduced toxicity fuel satellite propulsion system including...

Reducing skin friction drag

Reduction of depressurization thrust termination jolt

Regenerative piston engine for combustion of liquid monopropella

Regenerative piston liquid propellant rocket motor

Rocket augmentation for combined cycle turboaccelerator jet...

Rocket engine

Rocket engine

Rocket engine

Rocket engine nozzle

Rocket exhaust plume signature tailoring

Rocket motor nozzle throat area control system and method

Rocket pollution reduction system

Rocket-ramjet engine casing port closure

Safe propulsion system for missile divert thrusters and attitude