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Antares 2

Antares 2 (X-259) was an American solid rocket engine stage and engine built by Hercules/ABL / Thiokol. It was used from the mid-1960s to 1995, in the Scout and Strypi family of rockets, and on the Project FIRE Velocity Packages. It burned solid propellant – the stage was also the engine's fuel chamber - and was used about 96 times.

Details

Basic details of the X-259 engine: • Thrust: • Gross mass: • Unfuelled mass: • Specific impulse: 293 s. • Specific impulse sea level: 233 s. • Burn time: 36 s. • Height: • Diameter: == Variants ==

Variants

There were various variants: • Antares 2 was used on Scout X-2 1C, B 2A, B-1 F, D-1 F and D; Strypi Tomahawk, XI and IX; SPARTA and Athena H • Antares 2A was used on Scout-X2, X2B, X2M, X3, X3A, X3C, X3M, X4, X4A, X5C, A, A1, B, B1, C, and D1; and Project FIRE; • Antares 2B was used on Scout-A2, B2, E1 and Scout-F1. == References ==

Source: Wikipedia ↗

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