The Orbit Attitude and Maneuvering System or OAMS was a propulsion system used in orbit by the Gemini spacecraft. Operations Besides letting a pilot steer the spacecraft, the OAMS also held the ship steady in orbit and, at the start of the mission, provided the power to push the spacecraft away from the spent second stage of the launch vehicle and to insert the craft into orbit - or, in case of trouble, to abort the mission. The complete OAMS had 16 small engines, which burned hypergolic propell… (More on Oams)