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ROOST

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ROOST and Astro
Credit: NASA

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AKA: Reusable One stage Orbital Space Truck. Status: Study 1963. Payload: 454,500 kg (1,002,000 lb). Thrust: 139,218.40 kN (31,297,541 lbf). Gross mass: 11,443,400 kg (25,228,300 lb). Height: 128.00 m (419.00 ft). Diameter: 21.30 m (69.80 ft). Apogee: 325 km (201 mi).

LEO Payload: 454,500 kg (1,002,000 lb) to a 325 km orbit.

Stage Data - ROOST

• Stage 1. 1 x ROOST. Gross Mass: 10,898,000 kg (24,025,000 lb). Empty Mass: 608,000 kg (1,340,000 lb). Thrust (vac): 165,447.000 kN (37,193,965 lbf). Isp: 410 sec. Burn time: 246 sec. Isp(sl): 345 sec. Diameter: 21.30 m (69.80 ft). Span: 21.30 m (69.80 ft). Length: 106.70 m (350.00 ft). Propellants: Lox/LH2. No Engines: 4. Engine: 5 mlbf. Status: Study 1963.

Photo Gallery

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ROOST ROOST - Reusable One-stage Orbital Space Truck Credit: © Mark Wade

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