Kuongorora kwakaitwa ne2MASS kwakaratidza kuti Andromeda inenge iri galaxy ine mabara akafanana neMilky Way, uye bhara reAndromeda rakagadziriswa pamwe chete nemucheka waro wakareba. Muna 2005, vazivi venyeredzi vakashandisa Keck telescopes kuratidza kuti tsvina shoma yenyeredzi dzinotambanuka kubva mugwara renzou iri chikamu cheiyo main disk pachayo. Izvi zvinoreva kuti dhisiki renyeredzi dziri muAndromeda Galaxy rakapetwa katatu dhayamita kupfuura zvaifungidzirwa kare. Izvi zvinoratidza kuti kune galaxy yakakura kwazvo, inoumba dhisiki renyeredzi rinopfuura 220,000-chiedza-makore (67,000,000 parsecs) dhayamita.
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