STS084-379-034 (15-24 May 1997) --- Two mission commanders greet and shake hands moments after hatch-opening on docking day, of the Space Shuttle Atlantis and Russia's Mir Space Station. Charles J. Precourt (left), STS-84 commander, and Vasili V. Tsibliyev, Mir-23 commander, along with their respective flight crews went on to spend several days sharing joint activities in Earth-orbit. This is the sixth Atlantis/Mir docking mission.