EntityQ195136· pop 20· linked from 118 articlesComet GalaxySign in to savespiral galaxyConnectionsinterstellar mediumEntityepochEntityangular diameterEntityminute and second of arcEntityEarthConceptstarEntityMilky WayEntitycometEntitygalaxyEntitymassEntitylight-yearEntityconstellationEntityplasmaEntityHubble Space TelescopeEntityAndromeda GalaxyEntityexoplanetEntitydigital object identifierEntityparsecEntity1,000,000,000EntityredshiftEntityCategoriesAstronomical objects discovered in 2007LEDA objectsSculptor (constellation)Spiral galaxies