Scorpius® SR-2 Configuration: 6 Booster Pods & Core Sustainer Pod. 42 in. dia., 53 ft. long. Two-stage version of Sprite without the upper stage. Engine: Single Microcosm Scorpius 20,000 lb. (Vacuum) thrust engine for each of six booster pods and one 20,000 lb. (Vacuum) engine for sustainer stage. Very low-cost, ablatively-cooled. Pressure-fed using high-performance pressurization system (HPPS). Propellants: Kerosene (Jet-A)/LOX in all-composite tanks. Performance: Up to 22,000 lbs. Payload 1900Nmi maximum altitude. Navigation: Commercial GPS/INS navigation unit; GPS antenna. Uses Scorpius avionics with RCS. Launcher: Launched from a simple stool off a flat pad. Operations: Designed for low-cost operations. Can be assembled, erected, fueled and ready to launch within 8 hours of arrival at launch site. Facilities: None required. Can be launched from a flat pad at any location that meets safety requirements. After SR-2 has been successfully launched, the Scorpius project will pursue its incremental development toward SPRITE.

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