NISAR Launch Today: ISRO‑NASA’s $1.5 B Radar Mission Takes Off

NISAR Launch Today

Launch Details

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A dual‑frequency Synthetic Aperture Radar: NASA’s L‑band (24 cm) + ISRO’s S‑band (9 cm). Can see through clouds, vegetation, soil, day or night.

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Orbit: 743 km sun‑synchronous, repeats global coverage every 12 days (~14 passes/day) Detects surface changes down to centimeter scale

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Monitors earthquakes, landslides, glacier melting, deforestation, agriculture, water stress, infrastructure deformation. Free & open data policy — accessible within hours of events

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Commissioning: ~90 days of system checks before science operations begin. View live: Watch on NASA+ and ISRO media channels

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