Encyclopedia Astronautica
ST-735 1-1


Solid propellant rocket stage. Loaded mass 7,400 kg.

Status: Retired 1994.
Gross mass: 7,400 kg (16,300 lb).
Height: 4.60 m (15.00 ft).
Diameter: 0.74 m (2.42 ft).
Number: 2 .

More... - Chronology...


Associated Countries
Associated Engines
Associated Launch Vehicles
  • ST-735 Japanese test vehicle. Two stage vehicle consisting of 1 x ST-735 + 1 x ST-735 stage 2 More...

Associated Manufacturers and Agencies
  • ISAS Japanese agency overseeing development of rockets, spacecraft, and rocket engines. Institute of Space and Astronautical Science, Japan. More...

Associated Propellants
  • Solid Solid propellants have the fuel and oxidiser embedded in a rubbery matrix. They were developed to a high degree of perfection in the United States in the 1950's and 1960's. In Russia, development was slower, due to a lack of technical leadership in the area and rail handling problems. Solid propellants have the fuel and oxidiser embedded in a rubbery matrix. They were developed to a high degree of perfection in the United States in the 1950's and 1960's. In Russia, development was slower, due to a lack of technical leadership in the area and rail handling problems. More...

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