EntityQ1037819· pop 32· linked from 891 articlesNGC 638Sign in to savegalaxyConnectionslist of NGC objects (1–1000)Entitylight-yearEntityparsecEntityepochEntityNGC 241EntityNGC 945EntityNASAConceptconstellationEntityAndromeda GalaxyEntityInternational Standard Serial NumberEntityPiscesEntityredshiftEntitycosmic microwave backgroundEntityapparent magnitudeEntityright ascensionEntityTriangulum GalaxyEntitydeclinationEntityspiral galaxyEntityNew General CatalogueEntityHubble–Lemaître lawEntityCategoriesAstronomical objects discovered in 1886Barred spiral galaxiesDiscoveries by Lewis SwiftMarkarian galaxiesNGC objectsPisces (constellation)Principal Galaxies Catalogue objects