SELECTIVE POWER DISTRIBUTION FOR AN AIRCRAFT PROPULSION SYSTEM

An assembly (20) is provided for an aircraft. The aircraft assembly (20) includes a rotating structure (68), a geartrain (78), a propulsor rotor (24) and an electric machine (80). The rotating structure (68) includes a turbine rotor (60). The geartrain (78) includes a sun gear (92), a ring gear (94), a plurality of intermediate gears (96) and a carrier (98). The sun gear (92) is rotatably driven by the rotating structure (68). Each of the intermediate gears (96) is between and meshed with the sun gear (92) and the ring gear (94). Each of the intermediate gears (96) is rotatably mounted to the carrier (98). The propulsor rotor (24) is rotatably driven by the carrier (98). The electric machine (80) is coupled to the ring gear (94).