This page no longer updated from 31 October 2001. Latest version can be found at Minuteman-2

Gross Mass: 5,170 kg. Empty Mass: 466 kg. Thrust (vac): 23,300 kgf. Isp: 297 sec. Burn time: 60 sec. Propellants: Solid Isp(sl): 270 sec. Diameter: 1.1 m. Span: 1.1 m. Length: 4.0 m. Country: USA. No Engines: 1. M56A-1 Status: Hardware. Used as: Aries. Comments: Second stage of Minuteman I. Used as first stage of Aries sounding rocket and various SDI targets in 1980's.
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Last update 12 March 2001.
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© Mark Wade, 2001 .