In a major boost for indigenous defence capabilities, the Defence Research and Development Organisation (DRDO) is set to enhance the range of the Astra Mark 2 air-to-air, beyond-visual-range missile to over 200 kilometres, significantly improving the strike reach of Indian Air Force (IAF) pilots. In a major boost for indigenous defence capabilities, the Defence Research and Development Organisation (DRDO) is set to enhance the range of the Astra Mark 2 air-to-air, beyond-visual-range missile to over 200 kilometres, significantly improving the strike reach of Indian Air Force (IAF) pilots.