ISRO stated that the disengagement of at least one contact -- in both the main and redundant paths -- of a connector led to the failure of NVS-02.
It is about proving that the agency can still deliver when the stakes are high.
'It is not economical to operate GSLV-Mk II due to its cost and complexity. Future launches to be managed with LVM3.'
A high-level committee investigating the failures of ISRO's PSLV rockets, which have impacted strategic satellite missions, has yet to release its report and recommendations, raising concerns about the future of the ageing launch vehicle.
The move follows a quiet visit by National Security Advisor Ajit Kumar Doval to the Vikram Sarabhai Space Centre in Thiruvananthapuram.
The need for NavIC was cemented after India was denied access to crucial navigation data from global providers during the 1999 Kargil War.
ISRO's vendor policy and quality control processes are under scanner.
Based on the broadcast visuals, a rocket expert said the failure appeared similar to the anomaly seen during the PSLV-C61 mission.
'The work is already on with various data being studied.'
The Indian Space Research Organisation successfully launched its 100th mission on Wednesday, with a GSLV rocket carrying navigation satellite NVS-02.
These upcoming launches carry added significance in light of setbacks suffered in recent years.
'The satellite's condition is healthy.'
The Indian Space Research Organisation will open 2025 scoring a century orbiting the country's navigation satellite 2,250 kg NVS-02 with its rocket Geosynchronous Satellite Launch Vehicle (GSLV)-F15.
At 6.23 am on 29.1.2025, the 50.9 metre tall and weighing 420.7 ton Geosynchronous Satellite Launch Vehicle-F15 (GSLV-F15) is slated to blast off from the second launch pad carrying the 2,250 kg NVS-02 navigation satellite.
'A solid motor, once ignited, burns until the propellant is exhausted. It cannot simply stop mid-burn,' said a retired senior ISRO official. 'That is what makes this failure puzzling.' Venkatachari Jagannathan reports on the latest PSLV failure.
'There's too much coincidence in back-to-back failures of missions critical to national security.'
ISRO Chairman V Narayanan announces ambitious space program goals, including landing Indians on the Moon by 2040 and launching the 'Gaganyaan' mission in 2027. The agency is also working on a national space station and uncrewed missions.
ISRO is part of an exclusive league which has forayed into the Moon and Sun.
A PSLV rocket carrying Earth observation satellite EOS-09 failed to launch from the Sriharikota spaceport early on Sunday.
