Indian Space Exploration at 61 Sub : Sci Sec: space sector Why in News November 21, marked 61 years since the launch of India’s space program with the first Nike-Apache sounding rocket at Thumba, Kerala. GSAT-N2 (GSAT-20) Satellite: Type: High Throughput Communication Satellite. Operating Band: Ka-band. Weight: 4,700 kg at lift-off. Mission Life: […]