U.S. Space Force official gets first-hand look at Arnold AFB
                Kellye Burns, space test engineer, left, speaks about the Arnold Engineering Development Complex Space Asset Resilience capability to Gen. David Thompson, vice chief of space operations, U.S. Space Force, during a tour of the Space Threat Assessment Testbed control room at Arnold Air Force Base, Tenn., headquarters of AEDC, Feb. 5, 2021. (U.S. Air Force photo by Jill Pickett)
                
                    
                        PHOTO BY:
                        Jill Pickett
                    
                    
                        VIRIN:
                        210205-F-KN521-0221.JPG
                    
                    
                        FULL SIZE:
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                                    CAMERA 
                                    NIKON D850
                                    LENS 
                                    24.0-70.0 mm f/2.8
                                    APERTURE
                                    5
                                 
                                
                                    SHUTTERSPEED
                                    1/250
                                    ISO
                                    5000
                                 
                             
                            No camera details available.
                         
                        
                            
                                IMAGE IS PUBLIC DOMAIN
                                
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