Few things you should know about India’s launch vehicle GSLV Mk-III-D2


Designed to carry a satellite of up to 4,000 kg, ISRO will use the GSLV Mk-III-D2 for India’s first manned space mission ‘Gaganyaan’ in 2022.

Launch vehicle GSLV Mk-III-D2, built by the Indian Space Research Organization (ISRO), lifted off at 5:30 pm on November 13. The rocket carried and successfully placed ISRO’s communication satellite GSAT-29 on Earth’s orbit, which is designed to have a mission life of 10 years.

GSLV Mk-III, source Financial Express

In an official statement, Dr K Sivan, Chairman of ISRO said,

GSLV Mk-III is capable of lifting up to 4-tonne mass to Geosynchronous Transfer Orbit or a 10-ton payload to Low Earth Orbit. GSAT-29, which is a multi-beam communication satellite, weighs 3.4 tonne.

ISRO has planned for four more launch vehicle missions and six satellite missions by January 2019, reports News 18.

The GSAT-29 satellite, source The Indian Express

Here are a few things you need to know about the country’s heaviest rocket.

  • GSLV Mk-III will be carrying Indian astronauts for the country’s first human spaceflight programme ‘Gaganyaan’ in 2022.
  • It has a lift-off mass is 640 tonnes and it has a height of 43.43 metres.
  • At a lift-off mass of 3,423 kg, the GSAT-29 is the heaviest satellite to be lifted by an Indian rocket till now.
GSAT-29, source BGR
  • In June, the Government of India approved Rs 4,338 crore for building 10 units of the launcher over a period of five years.
  • For the first time, an Indian rocket has been tested with a cryogenic engine that functions on liquid oxygen and liquid hydrogen as propellants.
  • The project to build this vehicle was initiated in 1994 and it became operational in 2014, after 11 flight tests.
  • Prior to this, India used to rely on the French Ariane 5 rocket for its satellite launches.
  • At present, there are only four launch vehicles widely used to launch communication satellites.

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