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Perihelion and aphelion

en.wikipedia.org/wiki/Perihelion_and_aphelion

The perihelion is the point in the orbit of a planet, minor planet, or comet, where it is nearest to its point of orbit, generally a star. It is the opposite of aphelion, which is the point in the o...

Aphelion | Define Aphelion at Dictionary.com

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.

Aphelion | Definition of Aphelion by Merriam-Webster

www.merriam-webster.com/dictionary/aphelion

Define aphelion: the point in the path of a celestial body (as a planet) that is farthest from the sun compare perihelion—aphelion in a sentence.

Aphelion - definition of aphelion by The Free Dictionary

www.thefreedictionary.com/aphelion

a·phe·li·on n. pl. a·phe·li·a (-lē-ə). The point on the orbit of a celestial body that is farthest from the sun. [From New Latin aphēlium : Greek apo-, apo- + Greek ...

aphelion - Dictionary Definition : Vocabulary.com

www.vocabulary.com/dictionary/aphelion

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

Perihelion and Aphelion - Windows to the Universe

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 ...

aphelion - definition of aphelion in English from the Oxford dictionary

www.oxforddictionaries.com/us/definition/american_english/aphelion

Meaning, pronunciation and example sentences, English to English ... or comet at which it is furthest from the sun: Mars is at aphelion The opposite of perihelion.

aphelion - definition and meaning - Wordnik

www.wordnik.com/words/aphelion

aphelion: The point on the orbit of a celestial body that is farthest from the sun.

Aphelion dictionary definition | aphelion defined - YourDictionary

www.yourdictionary.com/aphelion

the point farthest from the sun in the orbit of a planet or comet, or of a man-made satellite in orbit around the sun. Origin of aphelion. ModL, altered (as if Gr) by ...

aphelion - Wiktionary

en.wiktionary.org/wiki/aphelion

Noun[edit]. aphelion (plural aphelia). (astronomy) The point in the elliptical orbit of a planet, comet, etc., where it is farthest from the Sun.

Answers
a·phe·li·on
[uh-fee-lee-uhn, uh-feel-yuhn, ap-hee-lee-uhn]
NOUN [PLURAL A·PHE·LI·A]
1.
Astronomy. the point in the orbit of a planet or a comet at which it is farthest from the sun.
Source: Dictionary.com
aphelion | Define aphelion at Dictionary.com
dictionary.reference.com/browse/aphelion
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