Abstract: The present invention relates to a navigation system for preventing an airplane or a ship carrying freight and passengers from becoming involved in an accident with other transport means. To this end, the navigation system of the present invention includes: a GPS module for obtaining position information on first transport means; an information searching module for searching second transport means positioned a predetermined distance away from the first transport means with reference to the position information and operation schedule of the first transport means; a path creating module for creating a secure path for the first transport means with reference to information on an operation path according to the operation schedules and the position information on the first and second transport means; and a display module for displaying the position information on the first and second transport means.