... Giant Cluster Bends, Breaks Images . ... Many are images of a single, unusual, beaded, blue, ring-like galaxy which just happens to line-up behind a giant cluster of galaxies. Cluster galaxies here appear yellow and -- together with the cluster's dark matter -- act as a gravitational lens. ... Stars with tens of times the mass of the Sun profoundly affect their galactic environment. ... NGC 6070: First Light for Sloan . ... A Mars Glint . ... Neutrinos in the Sun . ... First page ] Prev. ...