The Sombrero Galaxy in Infrared . ... SSC , JPL , Caltech , NASA Explanation: This floating ring is the size of a galaxy. ... The dark band of dust that obscures the mid-section of the Sombrero Galaxy in optical light actually glows brightly in infrared light. The above image , digitally sharpened, shows the infrared glow, recently recorded by the orbiting Spitzer Space Telescope , superposed in false-color on an existing image taken by NASA's Hubble Space Telescope in optical light. ...