Naval Communication Satellite CMS-03

On 2nd November 2025, ISRO successfully launched CMS-03, a 4,400-kg advanced military communication satellite, aboard the LVM3 rocket from Sriharikota — marking a major enhancement of India’s maritime communication network and strategic self-reliance.

Key Features of CMS-03 Satellite

Feature

Specification / Details

Type

Dedicated Naval Communication Satellite (GSAT-7R class)

Launch Vehicle

LVM3 (Geosynchronous Transfer Orbit launch)

Launch Mass

4,400 kg — ISRO’s heaviest communication satellite to be launched to Geosynchronous Transfer Orbit (GTO) from Indian soil.

Payload Bands

C, Extended C, Ku; with upgraded support for UHF, S, C, and Ku

Primary User

Indian Navy

Coverage Footprint

Indian subcontinent + vast Indian Ocean Region

Orbit

Geosynchronous Orbit (after orbit-raising using LAM)

Key Capabilities

Secure voice, data, ....

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