A method and apparatus for displaying navigation objects for managing operations of a vehicle. A number of navigation objects for managing the operations of the vehicle is displayed in a graphical user interface to form a display of the number of navigation objects. Responsive to a user input to the number of navigation objects, the display of the number of navigation objects in the graphical user interface is changed to include one or more navigation objects identified based on the user input. The navigation objects in the number of navigation objects have a number of associations with each other. The display of the number of navigation objects includes a number of graphical indicators providing a visualization of the number of associations for the number of navigation objects.