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Universe (Galaxy (solar system (planet (meteor, asteroid), asteroid,…

- - - - meteor
      - asteroid
- - - - solar system
        
        comet
        
        planet
        
        meteor
        
        asteroid
        
        asteroid
- - - - solar system
        
        comet
        
        planet
        
        meteor
        
        asteroid
        
        asteroid
- - - - solar system
        
        comet
        
        planet
        
        meteor
        
        asteroid
        
        asteroid