Aphelion
Aphelion refers to the point farthest from the sun in the orbit of a planet or other celestial body.
 
For the planet , this was one of the orbital characteristics listed in its catalog. The aphelion for the planet was 0.728213 au, or 108,939,000 kilometers. ()

The aphelion of planets in the Chin'toka system was listed in a computer graphic display viewed by Benjamin Sisko. The graphic indicated that the aphelion was 109 km. ()

See also
 Perihelion

External link 
 

Astronomy
Physics