India's indigenous satellite navigation system NavIC faces fresh reliability concerns after IRNSS-1F's atomic clock failure, raising questions about the resilience of the country's navigation constell ...

Atomic clocks are key for satellites being able to provide positioning data that is used for applications such as navigation ...

Imagine a satellite moving around the Earth for an entire decade without any sound, sending precise location details to ...

IRSO's NavIC system faces challenges as the last atomic clock fails, reducing operational satellites for navigation services.

Bengaluru: India’s domestic navigation system, NavIC, has officially ceased operations after the number of functional satellites in its constellation dropped below the critical threshold required for ...

Experts have called for the integration of fail-safe design, fault-tolerant architecture and cyber-informed engineering principles to enhance the resilience of India’s indigenous satellite navigation ...

ISRO’s NavIC constellation, for which it has launched 11 satellites since 2013, is in operational distress. Only three satellites remain capable of providing position, navigation, and timing (PNT) ...

A sudden atomic clock failure on March 13, 2026, disabled a key NavIC satellite within minutes, prompting concerns over India’s GPS alternative and its long-term performance. This event has made ISRO ...

ISRO's IRNSS-1F satellite has failed after its atomic clock stopped, leaving only three satellites to support India's NavIC ...

The system faces critical challenges, including satellite failures, faulty atomic clocks, and poor smartphone integration ...

Last week, ISRO confirmed that the atomic clock on board the Indian Regional Navigational Satellite System-1F—the first ...

India’s NavIC navigation system has suffered a setback after the IRNSS-1F satellite failed following the malfunction of its ...