BENGALURU : Thirty Indian companies have answered the space regulator's call to build and operate constellations of Earth observation (EO) satellites in a groundbreaking private-public partnership to reduce the country's reliance on foreign data for defense, infrastructure management and other critical mapping needs. "We have received 9 applications ... Each applicant represents a consortium, involving a total of 30 companies," said Pawan Goenka, chairman of the Indian National Space Promotion