![](http://www.alamy.com/thumbs/6/7DBBEA92-E268-4321-9EEC-0858EA8BA8D5/KRE9XK.jpg)
X-45A and NASA FA-18B during UCAV testing (EC04-0100-06)
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Photo credit: © NASA Image Collection / Alamy / Afripics
License: Licensed
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Keywords: astronomy, copy, editorial, nasa, news, night, photograph, photography, rocket, sky, space, stock