Kalam-250 Subject: Science and tech Section: Space technology Context: Leading space-tech company Skyroot Aerospace on Wednesday successfully test red the stage-2 of its Vikram-1 launch vehicle at the propulsion testbed of the Indian Space Research Organisation (ISRO) at Satish Dhawan Space Centre (SDSC) in Sriharikota, Andhra Pradesh What is Kalam-250? It is a […]