Encyclopedia Astronautica
Gerakl


Subsonic rocket launch aircraft. Loaded mass 900,000 kg. NPO Molniya-1000 cargo aircraft, catamaran layout, twin-fuselage triplane. Release conditions: Suspended load, 450,000 kg, 900 kph at 9,500 m altitude. Effective velocity gain compared to vertical launch 270 m/s.

No Engines: 8.

Status: Study.
Gross mass: 900,000 kg (1,980,000 lb).

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Associated Countries
Associated Engines
  • D-18T Lotarev turbofan engine. 229.4 kN. Used on An-225 launch aircraft for Interim HOTOL, MAKS concepts. Development ended 1988. Isp=9000s. More...

Associated Propellants
  • Air/Kerosene Ambient air (78 % nitrogen, 21% oxygen, etc.) is scooped up by air intakes and used in turbojet, turbofan, ramjet, scramjet, or other airbreathing engines. It is used to burn aviation-grade kerosene, commercial grade JP-4 or JP-5, their military equivalents, or special high-temperature blends such as those used in the SR-71. More...

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