EntityQ597348· pop 18· linked from 17 articlessupergalactic coordinate systemSign in to savecoordinate systemConnectionsluminous infrared galaxyEntitygalactic coordinate systemEntitystarburst galaxyEntityinteracting galaxyEntitygalaxyEntityastronomical coordinate systemEntitysupermassive black holeEntityradio galaxyEntitylenticular galaxyEntitygalaxy groupEntityunbarred spiral galaxyEntityMilky WayEntityInternational Standard Book NumberEntityequatorEntitylight-yearEntityconstellationEntityUrsa MajorEntitynebulaEntityWilliam HerschelEntitydigital object identifierEntityCategoriesAstronomical coordinate systemsExtragalactic astronomy