RocketMotorTwo (RM2) is the first generation hybrid rocket engine that was under development for the Scaled Composites SpaceShipTwo suborbital spaceplane by Sierra Nevada Corporation (SNC), Leonard David.
RocketMotorTwo (RM2) is a family of hybrid rocket engines that are being developed for the Scaled Composites SpaceShipTwo suborbital spaceplane. The first-generration engine was developed by Sierra Nevada Corporation (SNC), Leonard David.