EntityQ385487· pop 46· linked from 410 articlesgalactic coordinate systemSign in to savecelestial coordinate system in spherical coordinates, with the Sun as its centerConnectionsluminous infrared galaxyEntitystarburst galaxyEntityinteracting galaxyEntityMilky WayEntitygalaxyEntityastronomical coordinate systemEntitysupermassive black holeEntityradio galaxyEntityepochEntitylenticular galaxyEntityGalactic Center of Milky WayEntitygalaxy groupEntityunbarred spiral galaxyEntitySunConcepthydrogenEntityuniverseEntityInternational Standard Book NumberEntitylight-yearEntityangleEntityconstellationEntityCategoriesAstronomical coordinate systemsMilky WayOrientation (geometry)