• 

  NGC6503

  http://wayback.archive.org/web/20090610215702/http://www.dsi-astronomie.de/NGC6503_2008.html

  Keine Beschreibung vorhanden.

• 

  NGC4945

  http://wayback.archive.org/web/20090513010932/http://www.dsi-astronomie.de/NGC4945.html

  M51 The Whirlpool Galaxy

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