To ease India’s dependence on America’s GPS and even to some extent on Russia’s Glonass, the Indian Space Research Organisation (Isro) has built its own geo-spatial positioning system, a regional one at that, and called it Indian Regional Navigation Satellite System (IRNSS). If all goes according to plan, the first satellite in this series will go up on July 1. By early 2015, all seven satellites in this constellation will be up there, 35,000 km above the earth, to make the system fully operational. It will provide an all-weather absolute position over the Indian landmass and 1,500 km beyond its geo-political boundary. Read More