NISAR is a deliberate response to a number of traditional radar monitoring issues, as a global baseline monitoring system  that makes ground movement data available to everyone. NISAR satellite with deployed radar and solar arrays. (Source: NASA Science) What are the Benefits of NISAR Compared to Traditional SAR Dual-frequency capability Traditional satellites used a single radar band. NISAR combines L-band and S-band, so it can both penetrate vegetation and capture high-deta

The NASA–ISRO Synthetic Aperture Radar (NISAR)  satellite is a joint mission between the United States space agency NASA and the Indian Space Research Organisation (ISRO). NISAR satellite during assembly and testing. Source: ISRO The NISAR satellite was launched on 30 July 2025 at 17:40 IST (Indian Standard Time) aboard the GSLV-F16 rocket from India, NISAR is designed to measure subtle changes in Earth’s land and ice surfaces with unprecedented precision. The satellite’s dua