Nova Douglas 1 Credit - © Mark Wade

Douglas/Bono design for Nova using Lox/RP-1 in first stage, existing engines.

Manufacturer: Douglas. LEO Payload: 454,500 kg (1,002,000 lb). to: 325 km Orbit. Liftoff Thrust: 85,079.100 kN (19,126,543 lbf). Total Mass: 7,026,400 kg (15,490,500 lb). Core Diameter: 21.30 m (69.80 ft). Total Length: 64.00 m (209.00 ft).

• Stage Number: 1. 1 x Stage: Nova DAC-1. Gross Mass: 4,213,000 kg (9,288,000 lb). Empty Mass: 194,000 kg (427,000 lb). Thrust (vac): 97,840.000 kN (21,995,300 lbf). Isp: 299 sec. Burn time: 118 sec. Isp(sl): 260 sec. Diameter: 21.30 m (69.80 ft). Span: 21.30 m (69.80 ft). Length: 25.90 m (84.90 ft). Propellants: Lox/Kerosene. No Engines: 4. Engine: 5 mlbf RP-4. Status: Study 1963. Operational date would have been July 1977. Recoverable stage. 10% plug nozzle.

• Stage Number: 2. 1 x Stage: Nova DAC-2. Gross Mass: 2,268,000 kg (5,000,000 lb). Empty Mass: 143,000 kg (315,000 lb). Thrust (vac): 26,683.000 kN (5,998,577 lbf). Isp: 426 sec. Burn time: 327 sec. Diameter: 21.30 m (69.80 ft). Span: 21.30 m (69.80 ft). Length: 27.40 m (89.80 ft). Propellants: Lox/LH2. No Engines: 4. Engine: M-1. Status: Study 1963. Operational date would have been July 1977. Recoverable stage.

• Bono, Philip, Advanced in the Astronautical Sciences, "Design Objectives for Tomorow's Big Boosters", 1963.