NEW DELHI — India’s first dedicated military communications satellite, GSAT-7, will be launched at the end of August, a senior scientist says. GSAT-7, which will primarily serve the Indian navy, is slated for launch on Aug. 30 from Europe’s spaceport at Kourou, French Guiana, aboard an Ariane 5 rocket, a scientist at the Indian Space Research Organization (ISRO) says.

NEW DELHI — The Indian navy fears there are no survivors on the INS Sindhurakshak submarine, which sank in its dockyard with 18 people onboard after an explosion and fire. “The state of ... [the three recovered bodies] and conditions within the submarine leads to the firm conclusion that finding any surviving personnel within the submarine is unlikely,” an Indian navy spokesman says.

NEW DELHI — Amid an increasing number of helicopter crashes, India’s air safety regulator has issued several stringent measures, including instituting a mandatory breathalyzer test for pilots before takeoff. “It will be ensured that doctors are available at the helipads prior to commencement of operations of helicopter services and the doctors shall be fully conversant with the breath analyzer equipment and procedures to be followed,” an official of India’s Directorate General of Civil Aviation (DGCA) says.