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Model: 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. Propellants: Lox/Kerosene. 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). Country: USA. No Engines: 4. Motor: 5 mlbf RP-4. Status: Study 1963.

Operational date would have been July 1977. Recoverable stage. 10% plug nozzle.

Model: Nova DAC 2-1. Gross Mass: 4,943,000 kg (10,897,000 lb). Empty Mass: 311,000 kg (685,000 lb). Thrust (vac): 102,293.000 kN (22,996,381 lbf). Isp: 410 sec. Burn time: 179 sec. Propellants: Lox/LH2. Isp(sl): 345 sec. Diameter: 21.30 m (69.80 ft). Span: 21.30 m (69.80 ft). Length: 82.30 m (270.00 ft). Country: USA. No Engines: 15. Motor: M-1. Status: Study 1963.

Operational date would have been July 1977. Recoverable stage. 10% plug nozzle.

Model: Nova DAC ISI-1. Gross Mass: 3,084,000 kg (6,799,000 lb). Empty Mass: 142,000 kg (313,000 lb). Thrust (vac): 70,146.000 kN (15,769,448 lbf). Isp: 350 sec. Burn time: 141 sec. Propellants: Lox/LH2. Isp(sl): 320 sec. Diameter: 21.30 m (69.80 ft). Span: 28.00 m (91.00 ft). Length: 30.50 m (100.00 ft). Country: USA. No Engines: 14. Motor: Chamber/single nozzle. Status: Study 1963.

Operational date would have been July 1977. Recoverable stage. 10% plug nozzle.

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