Cosmos 2 was the first 1MS satellite. It re-entered the atmosphere on August 19, 1963. April 6, 1962 at 17:15 UTC · Launch Successful Kosmos-2I — Soviet Space Program, to Elliptical Orbit Mayak-2, Kapustin Yar, Russian Federation The world's 154th orbital launch attempt, and 12th of 1962. Data: Launch Library 2, The Space Devs. Image via The Space Devs.