| gptkbp:instanceOf | gptkb:galaxy 
 | 
                        
                            
                                | gptkbp:age | about 13.6 billion years 
 | 
                        
                            
                                | gptkbp:centralTo | gptkb:Sagittarius_A* 
 | 
                        
                            
                                | gptkbp:contains | gptkb:Earth gptkb:Solar_System
 gptkb:Orion_Arm
 gptkb:Perseus_Arm
 gptkb:Scutum-Centaurus_Arm
 gptkb:Dark_Matter
 gptkb:Galactic_Bulge
 gptkb:Galactic_Disk
 gptkb:Galactic_Halo
 gptkb:Interstellar_Medium
 gptkb:Norma_Arm
 gptkb:Sagittarius_A*
 Nebulae
 Globular Clusters
 Open Clusters
 billions of planetary systems
 
 | 
                        
                            
                                | gptkbp:diameter | about 100,000 light-years 
 | 
                        
                            
                                | gptkbp:discoveredBy | gptkb:Galileo_Galilei 
 | 
                        
                            
                                | gptkbp:distanceToAndromedaGalaxy | about 2.5 million light-years 
 | 
                        
                            
                                | gptkbp:firstPhotographedBy | gptkb:Edward_Emerson_Barnard 
 | 
                        
                            
                                | gptkbp:futureCollisionTime | about 4.5 billion years 
 | 
                        
                            
                                | gptkbp:futureCollisionWith | gptkb:Andromeda_Galaxy 
 | 
                        
                            
                                | gptkbp:galacticLatitude | 0,0 at Sagittarius A* 
 | 
                        
                            
                                | gptkbp:galacticYear | about 225–250 million Earth years 
 | 
                        
                            
                                | gptkbp:hasBar | yes 
 | 
                        
                            
                                | gptkbp:hasSpiralArms | yes 
 | 
                        
                            
                                | gptkbp:hasViewOf | gptkb:Earth 
 | 
                        
                            
                                | gptkbp:location | gptkb:Local_Group 
 | 
                        
                            
                                | gptkbp:mass | about 1.5 trillion solar masses 
 | 
                        
                            
                                | gptkbp:namedAfter | milky appearance in the night sky 
 | 
                        
                            
                                | gptkbp:partOf | gptkb:Local_Group gptkb:Virgo_Supercluster
 
 | 
                        
                            
                                | gptkbp:rating | 100–400 billion 
 | 
                        
                            
                                | gptkbp:rotationPeriod | about 225–250 million years 
 | 
                        
                            
                                | gptkbp:satelliteGalaxies | gptkb:Large_Magellanic_Cloud gptkb:Canis_Major_Dwarf_Galaxy
 gptkb:Draco_Dwarf_Galaxy
 gptkb:Fornax_Dwarf_Galaxy
 gptkb:Sagittarius_Dwarf_Spheroidal_Galaxy
 gptkb:Sculptor_Dwarf_Galaxy
 gptkb:Small_Magellanic_Cloud
 gptkb:Ursa_Minor_Dwarf_Galaxy
 
 | 
                        
                            
                                | gptkbp:studiedBy | gptkb:astronomer 
 | 
                        
                            
                                | gptkbp:thickness | about 1,000 light-years 
 | 
                        
                            
                                | gptkbp:type | gptkb:galaxy 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:M10 gptkb:Kalgan
 gptkb:Galactic_Center_Saga
 gptkb:The_Hitchhiker's_Guide_to_the_Galaxy
 gptkb:The_Hitchhiker's_Guide_to_the_Galaxy_(novel)
 gptkb:Carina_Nebula_region
 gptkb:Sontar
 gptkb:Star_Trek:_The_Original_Series
 gptkb:USS_Enterprise_(NCC-1701-A)
 gptkb:Wishing_Well_Cluster
 gptkb:Guardians_of_the_Galaxy_(Marvel_Comics)
 gptkb:Guardians_of_the_Galaxy_(comics)
 
 | 
                        
                            
                                | gptkbp:bfsLayer | 6 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | Milky Way Galaxy 
 |