ISRO Launches GSAT-7R, India's Heaviest Communication Satellite for Naval Maritime Awareness

ISRO successfully launched GSAT-7R (CMS-03), the Indian Navy's advanced communication satellite, using the LVM3-M5 rocket from Sriharikota. Weighing approximately 4,400 kg, it is India's heaviest communication satellite to date. The satellite is designed to provide secure, high-capacity communication links and enhanced situational awareness across the Indian Ocean Region. It features advanced transponders supporting voice, data, and video links for the Navy's ships, submarines, and aircraft. This launch signifies a major step towards 'Atmanirbhar Bharat' in space technology and reduces dependence on foreign launchers for heavy satellites, while also preparing for the Gaganyaan mission.

Key Points

  • The LVM3-M5 rocket was used for the launch into Geosynchronous Transfer Orbit (GTO).
  • The satellite is specifically designed for the Indian Navy to bolster maritime domain awareness.
  • It is the heaviest Indian-built communication satellite launched from Indian soil.
  • The mission demonstrates LVM3's capability to handle four-tonne-plus satellites, crucial for the upcoming Gaganyaan mission.

Exam Facts

  • Weight: ~4,400 kg
  • Launch Vehicle: LVM3-M5
  • Satellite Name: GSAT-7R (CMS-03)
  • Location: Satish Dhawan Space Centre, Sriharikota

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All current affairs of 3 November 2025