Interestingly , a few galaxies share the primary characteristics of Hoag 's Object , including a bright detached ring of stars , but their centers are elongated or barred , and they may exhibit some spiral structure .
A few other galaxies share the characteristics of Hoag 's object , including the bright detached ring of stars , but their centers are elongated or barred , and they may exhibit some spiral structure While none match Hoag 's object in symmetry , this handful of galaxies are known to some as Hoag-type galaxies .