NISAR mission Current Affairs, GK & News
ISRO and NASA are jointly working on the NASA-ISRO Synthetic Aperture Radar (NISAR) mission to co-develop and launch a dual frequency synthetic aperture radar (SAR) satellite by 2021. The satellite will be the world’s most expensive earth-imaging satellite till date, costing around $1.5 billion. It aims to study global environmental change and natural disasters. Salient Features ..