The Strela-1 satellites were prototype store-dump communications satellites for tactical communication. February 21, 1965 at 11:00 UTC · Launch Successful Kosmos 65S3 — Soviet Space Program, to Low Earth Orbit 41/15, Baikonur Cosmodrome, Republic of Kazakhstan The world's 407th orbital launch attempt, and 14th of 1965. Data: Launch Library 2, The Space Devs.