According to an embodiment of the present disclosure, a first actuator in which an X-ray source unit is provided in a main body may be rotatable independently from a second actuator in which an X-ray detecting unit is provided. A mammography apparatus according to an embodiment of the present disclosure includes a first actuator in which an X-ray generating unit is provided; a second actuator in which an X-ray detecting unit is provided; a rotary arm to which the first actuator and the second actuator are rotatably connected; a first drive source connected to the rotary arm and configured to deliver a driving force to the first actuator; and a second drive source connected to the rotary arm and configured to deliver a driving force to the second actuator, wherein the first actuator is rotatable due to the driving force delivered from the first drive source and the second actuator is rotatable due to the driving force delivered from the second drive source.