GALAXIES A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z                    HOME ABOUT CATEGORIES SITE MAP COPYRIGHT ADVERTISE CONTACT entire Web this site ring galaxy The ring galaxy AM 0644-741 as seen by Hubble A galaxy with a ring-like appearance. The ring contains luminous blue stars; relatively little luminous matter is present in the central regions. It's believed that such a system was an ordinary galaxy that recently suffered a head-on collision with another galaxy. A spectacular example is Hoag's Object. Related entry    • polar ring galaxy Related category    • GALAXIES Also on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History Transport Concepts & Designs (partner site) BACK TO TOP