Chennai, March 30 -- It may take another 15-18 months for India to partially augment its near defunct strategic satellite constellation NavIC (Navigation with Indian Constellation), hints a parliamentary committee report submitted recently.

The department-related parliamentary standing committee on science and technology, environment, forests and climate change gave its report on the demands for grants for the year 2026-27. The report was presented to the Rajya Sabha and laid on the table of the Lok Sabha on March 25.

"The replacement satellites NVS-03, NVS-04, and NVS-05 will be launched over the next 15-18 months," the report notes.

Of the 11 navigation satellites launched so far by India, only three - IRNSS-1B, IRNSS-1I, and NVS-01 - ...