Table of Contents
Synonyms
Antonyms
1. aphelion
noun. apoapsis in solar orbit; the point in the orbit of a planet or comet that is at the greatest distance from the sun.
Synonyms
- apoapsis
Antonyms
- perihelion
- point of periapsis
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Sentences with aphelion
1. Noun, singular or mass
At aphelion, it is well outside the orbit of Pluto, and at perihelion, it is just 0.6 AU from the sun.