The Countdown Is On For A Major Space Milestone. India And The U.s. Are Set To Launch Their First Joint Satellite Nisar From Sriharikota On Wednesday At 5:40 P.m. The 2,392-kg Earth Observation Satellite Will Lift Off Aboard An Indian Gslv Rocket And Enter A 743-km Sun-synchronous Orbit 19 Minutes Later. Nisar, Built By Nasa And Isro, Will Scan Earth With Advanced Radar, Providing Day-and-night, All-weather Data Every 12 Days. It's Designed To Track Everything From Climate Change To Earthquakes And Deforestation. Nisar Now Stands As A Symbol Of Global Science, Shared Goals, And Trusted Partnerships.