... Credit: Michael J. West ( St. Mary's U. ), ESO 1-m Telescope Explanation: It was mealtime in galaxy cluster Abell 3827. The hungry cluster dominant galaxy in A 3827's center is seen being fed. Breakfast included five smaller galaxies unfortunate enough to wander too close to the cluster 's central supergiant galaxy. ... We are therefore seeing this cluster only as it existed 1.5 billion years ago, so that these five galaxies are probably by now all digested into the huge cluster center. ...