The Infrared Universe Images from NASA's Spitzer Space Telescope Spiral Galaxy This view shows the beautiful spiral galaxy NGC 1566, located approximately 60 million light-years away in the constellation Dorado. The faint blue light is coming from mature stars, while the glowing red spiral arms indicate active star formation and dust emission. + Full image and caption 1 2 3 4 5 6 7 8   Jet Propulsion Laboratory    California Institute of Technology   Spitzer Space Telescope