Ye-6 series probe designed to land on the Moon. Failed a course correction maneuver and missed the Moon, remaining instead in Earth orbit. April 2, 1963 at 08:16 UTC · Launch Successful Molniya 8K78 — Soviet Space Program, to Lunar Orbit 1/5, Baikonur Cosmodrome, Republic of Kazakhstan The world's 235th orbital launch attempt, and 11th of 1963. Program: Luna Data: Launch Library 2, The Space Devs. Image via The Space Devs.