The present invention relates to a radiographic apparatus and a radiographic method using the same. More particularly, the present invention relates to the radiographic apparatus for generating an image of an object using radiation and a radiographic method using the same. According to an embodiment of the present invention, the radiographic apparatus includes: a radiation irradiating unit having a plurality of radiation sources and irradiating the object with radiation emitted from each of the plurality of radiation sources; a driving unit for moving the radiation irradiating unit; and a radiation detector for detecting the radiation passing through the object to acquire a plurality of radiation images.