1. An X-ray apparatus as part of a particle beam cancer therapy system, said particle beam cancer therapy system irradiating a tumor of a patient with a charged particle beam during use, said apparatus comprising: an X-ray generation source located within forty millimeters of the charged particle beam, wherein said X-ray source maintains a single static position: (1) during use of said X-ray source and (2) during tumor treatment with the charged particle beam, wherein X-rays emitted from said X-ray source run substantially in parallel with the charged particle beam.