How To Use Celestial pole In A Sentence
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A vernal equinox represents the instant at which the sun lies exactly between the north and south celestial poles.
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The solstitial colure is a great circle which passes through the celestial poles and these two solstitial points.
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Two great circles, the solstitial colure and the equinoctial colure, intersect at the celestial poles.
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Whereas terrestrial longitude uses meridians of longitude, right ascension uses hour circles which run between the north and south celestial poles.
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The equinoctial colure is a great circle which passes through the celestial poles and the ecliptic at the two equinoxes.