Kuo-Liang Cheng, a senior, inspects a 24-inch telescope at the Air Force Academy's Observatory in Colorado Springs, Colorado, Dec. 9, 2016. This telescope is used for astronomy research such as exoplanet transits, variable star studies, or binary star studies. ( Air Force photo/ Mike Kaplan) (released)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
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Keywords: .., academy, air, astronautics, cadets, force, science