NASA's TIROS (Television & Infra-Red Observation Satellite) program was the first experimental weathersatellite program. July 2, 1965 at 04:07 UTC · Launch Successful Thor Delta C — United States Air Force, to Sun-Synchronous Orbit Space Launch Complex 17B, Cape Canaveral SFS, FL, USA The world's 450th orbital launch attempt, and 57th of 1965. Data: Launch Library 2, The Space Devs. Image by NASA (NASA Image and Media Guidelines) via The Space Devs.