| 
                                    
                                        gptkbp:instanceOf
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:military_communications_satellite
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:abilities
                                    
                                 | 
                                
                                    
                                        
                                            
                                            anti-jamming
                                        
                                        
                                         
                                    
                                        
                                            
                                            crosslink communications
                                        
                                        
                                         
                                    
                                        
                                            
                                            nuclear survivable
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:awardedContract
                                    
                                 | 
                                
                                    
                                        
                                            
                                            2001
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:cost
                                    
                                 | 
                                
                                    
                                        
                                            
                                            over $6 billion
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:covers
                                    
                                 | 
                                
                                    
                                        
                                            
                                            global
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:duration
                                    
                                 | 
                                
                                    
                                        
                                            
                                            14 years (design life)
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:encryption
                                    
                                 | 
                                
                                    
                                        
                                            
                                            end-to-end encryption
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:frequency
                                    
                                 | 
                                
                                    
                                        
                                            
                                            EHF (Extremely High Frequency)
                                        
                                        
                                         
                                    
                                        
                                            
                                            SHF (Super High Frequency)
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:latestReleaseVersion
                                    
                                 | 
                                
                                    
                                        
                                            
                                            2020-03-26
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:launchDate
                                    
                                 | 
                                
                                    
                                        
                                            
                                            2010-08-14
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:launchVehicle
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Atlas_V
                                        
                                         
                                    
                                        
                                            gptkb:Delta_IV
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:manufacturer
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Lockheed_Martin
                                        
                                         
                                    
                                        
                                            gptkb:Northrop_Grumman
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:numberOfSatellites
                                    
                                 | 
                                
                                    
                                        
                                            
                                            6
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:operator
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:United_States_Air_Force
                                        
                                         
                                    
                                        
                                            gptkb:United_States_Space_Force
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:orbitType
                                    
                                 | 
                                
                                    
                                        
                                            
                                            geosynchronous
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:predecessor
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Milstar_satellites
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:program
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Advanced_Extremely_High_Frequency_program
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:purpose
                                    
                                 | 
                                
                                    
                                        
                                            
                                            secure military communications
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:replacedBy
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Milstar_satellites
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:successor
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Evolved Strategic SATCOM (ESS) (planned)
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:targetUser
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Australia
                                        
                                         
                                    
                                        
                                            gptkb:Canada
                                        
                                         
                                    
                                        
                                            gptkb:Netherlands
                                        
                                         
                                    
                                        
                                            gptkb:New_Zealand
                                        
                                         
                                    
                                        
                                            gptkb:United_Kingdom
                                        
                                         
                                    
                                        
                                            gptkb:United_States
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:website
                                    
                                 | 
                                
                                    
                                        
                                            
                                            https://www.lockheedmartin.com/en-us/products/aehf.html
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsParent
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Lockheed_Martin
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsLayer
                                    
                                 | 
                                
                                    
                                        
                                            
                                            5
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        https://www.w3.org/2000/01/rdf-schema#label
                                    
                                 | 
                                
                                    
                                        
                                            
                                            AEHF satellites
                                        
                                        
                                         
                                    
                                 |