Aphelion

From Wikipedia, the free encyclopedia
Jump to: navigation, search
1. Planet at aphelion 2. Planet at perihelion 3. Sun

The aphelion is the point in the orbit of a object where it is farthest from the Sun. The point in orbit where an object is nearest to the sun is called the perihelion. The word aphelion derives from the Greek words, apo meaning away, off, apart and Helios (the Greek god of the sun).