Mars flyby probe November 30, 1964 at 13:25 UTC · Launch Successful Molniya 8K78 — Soviet Space Program, to Mars flyby 1/5, Baikonur Cosmodrome, Republic of Kazakhstan The world's 383rd orbital launch attempt, and 90th of 1964. Data: Launch Library 2, The Space Devs. Image via The Space Devs.