🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsРусскийفارسی한국어中文日本語EntityQ637450· pop 12· linked from 126 articlesvelocity dispersionin astronomy, the statistical dispersion of velocities about the mean velocity for a cluster of stars or galaxiesConnectionsspiral galaxyEntitysupermassive black holeEntityCategoriesCelestial mechanicsConcepts in astrophysicsEquations of astronomyExtragalactic astronomyGalactic astronomy