---
title: "INSAT System: India's Satellites | Model Diplomat"
description: "The INSAT System is India's geostationary satellite fleet, crucial for telecom, broadcasting, and meteorology, managed by ISRO since 1983."
url: "https://modeldiplomat.com/learn/glossary/insat-system"
---

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Model Diplomat Research Team · Last reviewed June 22, 2026

TL;DR

- The Indian National Satellite System is a series of multipurpose geostationary satellites operated by India for telecommunications, broadcasting, meteorology, and search-and-rescue services.
- How does INSAT differ from the GSAT series?
- What meteorological capabilities do INSAT satellites provide?
- Which agencies operate and use the INSAT system?
- Does INSAT contribute to international search and rescue?

[Civil Service & Diplomatic Exams](https://modeldiplomat.com/learn/civil-services/glossary)Updated June 22, 2026

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In February 2024, ISRO launched INSAT-3DS aboard a GSLV from Sriharikota to strengthen the India Meteorological Department's cyclone forecasting and disaster early-warning capabilities.

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