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en.wikipedia.org/wiki/Perihelion_and_aphelion

The perihelion is the point in the orbit of a celestial body where it is nearest to its orbital focus. ... "Aphelion" derives from the preposition "apo", meaning "away, off, apart". (The similar words "perigee" and "apogee" refer to the nearest and ...

simple.wikipedia.org/wiki/Aphelion

The aphelion is the point in the orbit of an object where it is farthest from the Sun. ... The word aphelion derives from the Greek words, apo meaning away, off, ...

www.dictionary.com/browse/aphelion

Aphelion definition, Astronomy. the point in the orbit of a planet or a comet at which it is farthest from the sun. See more.

www.merriam-webster.com/dictionary/aphelion

Sep 21, 2014 ... Define aphelion: the point farthest from the sun in the path of an orbiting celestial body (such as a planet)

www.timeanddate.com/astronomy/perihelion-aphelion-solstice.html

Conversely, the Earth is farthest away from the Sun, at the aphelion point, 2 weeks after the June Solstice, when ... Since then, the Perihelion and Aphelion dates have drifted by a day every 58 years. ... Astronomy Glossary - Terms & definitions ...

www.thefreedictionary.com/aphelion

Define aphelion. aphelion synonyms, aphelion pronunciation, aphelion translation, English dictionary definition of aphelion. aphelion n. pl. a·phe·li·a The point ...

en.oxforddictionaries.com/definition/aphelion

Definition of aphelion - the point in the orbit of a planet, asteroid, or comet at which it is furthest from the sun.

www.vocabulary.com/dictionary/aphelion

apoapsis in solar orbit; the point in the orbit of a planet or comet that is at the greatest distance from the sun.

www.windows2universe.org/physical_science/physics/mechanics/orbit/perihelion_aphelion.html

Dec 14, 2005 ... The closest point to the Sun in a planet's orbit is called perihelion. The furthest point is called aphelion. Notice how the planet moves fastest at ...