The Strela-1 satellites were prototype store-dump communications satellites for tactical communication. July 16, 1965 at 03:31 UTC · Launch Successful Kosmos 65S3 — Soviet Space Program, to Low Earth Orbit 41/15, Baikonur Cosmodrome, Republic of Kazakhstan The world's 454th orbital launch attempt, and 61st of 1965. Data: Launch Library 2, The Space Devs.