NISAR clears on orbit checks and readies for science data flow
Monday, 1 September 2025 () Los Angeles CA (SPX) Sep 01, 2025
After its July 30 launch, the NASA-ISRO NISAR radar mission cleared preliminary health checks and on Aug 15 unfurled its 39-foot 12-meter reflector, then powered up both L-band and S-band SARs. Orbit raising toward a 464-mile 747-kilometer mean altitude began Aug 26, with science-quality images expected within weeks. Full science begins about 90 days after launch. he first dual-SAR missio