S139 Booster
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The S139 (S for Solid, 139 for weight of 139 tonnes) is a Solid Rocket Booster manufactured by the Indian Space Research Organisation at the Satish Dhawan Space Centre in the SPROB facility.[1] The rocket motor was first developed for use in the Polar Satellite Launch Vehicle. Later it was utilised in the GSLV MKII. It uses hydroxyl-terminated polybutadiene (HTPB) as a propellant. It has a maximum thrust of 4800 kN.
Quick Facts Manufacturer, Country of origin ...
Manufacturer | Satish Dhawan Space Centre |
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Country of origin | India |
Used on | GSLV and PSLV |
General characteristics | |
Diameter | 2.8m |
Propellant mass | 138 tonnes |
Launch history | |
Status | Active |
First flight | Sep 20, 1993 |
Last flight | Jul 30, 2023 |
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