Tags: Galaxy.
NGC 4603 is a spiral galaxy located about 107 million light years away in the constellation Centaurus. It is a member of the Centaurus Cluster of galaxies belonging to the section designated Cen30. The morphological classification is SA(s)c which indicates it is a pure spiral galaxy with relatively loosely wound arms.During 1999 this galaxy was the subject of an extended study using the Hubble Space Telescope to locate Cepheid variable stars.