Indian Space Research Organisation (ISRO) on Friday described the launch of the NISAR, an earth observation satellite collaboration between the ISRO and its American counterpart, NASA, as a "milestone" in global space collaboration.

Unlike optical sensors, the synthetic aperture radar (SAR) at the heart of the Nisar mission doesn’t rely on visible light. SAR uses microwaves, allo

ISRO launched on Wednesday a $1.5 billion, first-of-its-kind radar imaging satellite built in collaboration with NASA, deploying it to help enhance global monitoring of climate change and natural disasters.