Muokataan sivua Tiedosto:236084main MilkyWay-full-annotated half.jpg

{{Tiedot| Kuvaus = English: Using infrared images from NASA's Spitzer Space Telescope, scientists have discovered that the Milky Way's elegant spiral structure is dominated by just two arms wrapping off the ends of a central bar of stars.
|Alkuperä = http://www.spitzer.caltech.edu/Media/releases/ssc2008-10/ssc2008-10b.shtml | Päiväys = Original image updated on 6 June 2008 | Tekijä = NASA/JPL-Caltech | Oikeudet = [http://www.spitzer.caltech.edu/Media/mediaimages/copyright.shtml Spitzer Space Telescope] -sivustolla todetaan: {{Sitaatti3|center|Unless otherwise noted, images and video on Spitzer public web sites (public sites ending with a spitzer.caltech.edu address) may be used for any purpose without prior permission, subject to the special cases noted below.}}}}
{{PD/NASA}}