Spiral galaxy NGC 5907, by HST (WFPC2: 450 and 814 nm).
NASA/ESA - The Hubble Legacy Archive (HLA): Space Telescope Science Institute (STScI), the Space Telescope European Coordinating Facility (ST-ECF), and the Canadian Astronomy Data Centre (CADC) - zoranknez (Aladin software)
Hubble Space Telescope