#celestial_orbit__celestialorbit__orbit  the (usually elliptical) path described by one celestial body in its revolution about another; "he plotted the orbit of the moon"
  supertype:  itinerary__path__route  an established line of travel or access
  subtype:  geosynchronous_orbit  a circular orbit around the Earth having a period of 24 hours
  part:  point_of_apoapsis__apoapsis  (astronomy) the point in an orbit farthest from the body being orbited
  part:  point_of_periapsis__periapsis__periapsi  (astronomy) the point in as orbit closest to the body being orbited

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