![](http://www.alamy.com/thumbs/6/795A60EE-E674-4A2C-896B-777D413E52C0/2TBG1R5.jpg)
Art: Cygnus Loop Nebula. Elements of this image are furnished by NASA.
Size: 6000px × 6000px
Photo credit: © de-nue-pic / Alamy / Afripics
License: Royalty Free
Model Released: No
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