EntityQ15975398· pop 6· linked from 7 articlesCorotation circleSign in to savecircle around the galactic center of a spiral galaxy, where the stars move at the same speed as the spiral armsConnectionsspiral armEntitySunConceptstarEntityMilky WayEntityradiusEntitydigital object identifierEntityInternational Standard Serial NumberEntitydark matterEntityspiral galaxyEntitybibcodeEntityQ118398EntityQ487211Entitybarred spiral galaxyEntityQ22908627EntityAstronomy and AstrophysicsEntityCiteSeerXEntitydark matter haloEntitycentral massive objectEntityCategoriesSpiral galaxies