EntityQ1327951· pop 24· linked from 137 articlesDouble ClusterSign in to saveopen star clusterConnectionslight-yearEntityMilky WayEntitygalaxyEntityInternational Standard Book NumberEntityconstellationEntityZeusEntityPleiadesEntityWilliam HerschelEntitydigital object identifierEntityparsecEntityPerseusEntityCassiopeiaEntityredshiftEntityHipparchusEntityapparent magnitudeEntitydeclinationEntityright ascensionEntityNew General CatalogueEntityMessier objectEntityCat's Eye NebulaEntityCategoriesAsterisms (astronomy)Astronomical objects known since antiquityCaldwell objectsOpen clusters