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VOL. I · EST. 11.2025 
SatyaDheesh
सत्याधीश
India's Ground Truth Record
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ISRO to launch NVS-03 on October 30 to revive NavIC system

GS3Economy · S&T · Environment · Security· Space technology (ISRO, missions)· Prelims·

Why in news

ISRO is scheduled to launch the NVS-03 satellite to restore the NavIC system following the failure of the IRNSS-1F atomic clock in March 2026.

Background

ISRO will launch NVS-03 from Satish Dhawan Space Centre, Sriharikota, on October 30 using the GSLV-F18. The satellite features an indigenous atomic clock and provides coverage extending 1,500 km around India.

Facts for Prelims

  • S&TNVS-03: Satellite launched to revive the NavIC system.
  • FactGSLV-F18: The 20th flight of the Geosynchronous Satellite Launch Vehicle (GSLV).
  • FactNavIC coverage: Extends 1,500 km around India.
  • S&TIRNSS-1F: Satellite whose atomic clock failure necessitated the NVS-03 launch.

For Mains

Q. Discuss the significance of the Navigation with Indian Constellation (NavIC) in enhancing India's strategic autonomy and regional maritime security.

Dimensions to cover in your answer

  • Strategic autonomy: Reducing dependence on foreign GNSS like GPS or GLONASS for critical infrastructure
  • Technological sovereignty: Development of indigenous atomic clocks to ensure high-precision positioning and timing
  • Regional security: Enhancing disaster management and maritime surveillance within the 1,500 km coverage zone

Keywords: Strategic Autonomy · Indigenous Technology · NavIC · Space Infrastructure · Geosynchronous Satellite

Read the full news →Report a mistake in this noteHow notes are madeSource: The Hindu ↗Also: GS1 · Places in news / mapping

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