ISRO’s GSAT-17 set to take off from French Guiana tomorrow

“Indian Space Research Organisation’s (ISRO) communication satellite, GSAT-17 will take off onboard the Ariane 5 launch vehicle from the Guiana Space Center at French Guiana tomorrow”.

GSAT 17, with a mission life of 15 years, is latest in the line of ISRO’s communication satellite to be put in the geostationary orbit. Apart from communication services, it will relay meteorological and satellite-based data and help with rescue services, earlier provided by geostationary satellites called Indian National Satellite System or INSAT.

This is ISRO’s third satellite launch in June, the recent one being, the earth observation Cartosat 2 series satellite via the Polar Satellite Launch Vehicle (PSLV) – C38 and earlier it had launched the heavyweight Geosynchronous Satellite Launch Vehicle (GSLV) Mark III.

Function Of GSAT17


  • It is a planned Indian geostationary communications satellite.
  • It will provide replacement capacity supporting the existing television, telecommunication, Digital Satellite News Gathering (DSNG) and VSAT services in the country.
  • The GSAT-17 will provide replacement capacity in different frequency bands and protect operational services. It will also augment and support existing telecommunication, television and VSAT services in the country, apart from providing in-orbit redundancy for societal services. The footprints of the GSAT-17 spacecraft will cover the entire mainland of the country.
  • GSAT-17 is based on the I-3K bus with a launch mass of 3425 kg and 6 kW power generation capacity. The satellite carries a payload consisting of 24 C-band transponders, 2 lower extended C-band transponders, 12 upper extended C-band transponders, 2+2 MSS (forward & return link) transponders, and one DRT and SAS&R transponder.

France–India space relation

France–India relations have traditionally been close and friendly and both countries have a ‘special relationship’ with each other.Both nations have a centuries-old history of trade relations. From the 17th century until 1954, France maintained a colonial presence in the subcontinent; Puducherry

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