.Each Voyager probes feature three sets, or branches, of thrusters: 2 sets of mindset propulsion thrusters and one set of trajectory adjustment procedure thrusters. During the goal's global flybys, both kinds of thrusters were used for various functions. However as Voyager 1 travels on an unchanging path out of the planetary system, its own thruster necessities are actually simpler, and either thruster branch can be used to aim the spacecraft at Planet.