Astro*Dictionary by Michael Erlewine
3 articles for "Aphelion"
Aphelion [Astro*Index]The point in the orbit of a planet or comet when it is furthest from the center of the Sun.
See also:Aphelion [Munkasey M.]
♦ Perihelion
The point of farthest approach in the orbit of a body around the Sun. For the Earth and the Sun this occurs at around December 21st of the year.
See also:Aphelion [DeVore]
♦ Perihelion
v. orbit.
See also:
♦ Orbit ♦ Perihelion
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