In 1962, Armstrong was transferred to astronaut status. He served as command pilot for the Gemini 8 mission, launched March 16, 1966, and along with David Scott, performed the first successful docking of two vehicles in space by mating his Gemini 8 with an uninhabited Agena rocket.
They are currently the only astronauts to ever do this
( z1 astronaut :mod ( z2 only ) :ARG0-of ( z3 do :ARG1 ( z4 this ) :time ( z5 ever ) ) :domain ( z6 they ) :time ( z7 current ) )