... This past weekend, once again, part of the Moon moved through the Earth's shadow. ... All the Colors of the Sun . ... It is still not known why the Sun's light is missing some colors. Shown above are all the visible colors of the Sun, produced by passing the Sun's light through a prism-like device. ... Abell 2218: A Galaxy Cluster Lens . ... Gravity can bend light, allowing huge clusters of galaxies to act as telescopes, and distorting images of background galaxies into elongated strands. ...