The Infrared Universe
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Images from NASA's Spitzer Space Telescope
galaxy NGC 1566 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.

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  Jet Propulsion Laboratory
   California Institute of Technology
  Spitzer Space Telescope