Celestial equator

Celestial equator

The projection onto the Celestial Sphere of the plane of the Earth's equator; in other words, the projection of the Earth's equator onto the heavens. The Sun crosses the Celestial equator twice a year, creating the seasons as we know them.

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Part of Speech: noun
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Industry/Domain: Astrology
Category: General astrology
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Related terms

celestial equator

Astronomy; Mars

The great circle of the celestial sphere all points of which are 90 degrees from the poles. It is the plane of the earth's equator projected onto the celestial sphere.

celestial equator

Astronomy; General astronomy

A great circle on the imaginary celestial sphere, in the same plane as the Earth's equator. In other words, it is a projection of the terrestrial equator out into space.

celestial equator

Astronomy; Moon

An imaginary projection of the Earth's equator into the sky. The celestial equator is 90 degrees from each of Earth's celestial poles.

celestial equator

Astronomy; Planetary science

An imaginary great circle in the sky drawn concentric to the Earth's equator.

celestial equator

Weather; Meteorology

The projection of the plane of the geographical equator upon the celestial sphere.

celestial equator

Weather; General weather

The projection of the plane of the geographical equator upon the celestial sphere.

trine

Astrology; General astrology

An aspect of 120◦, usually occurs between planets in the signs of one element (Fire, Air, Earth, Water). It is considered to be harmonious, its key words are smooth and easy. A ...

square

Astrology; General astrology

An aspect of 90◦, usually occurs between planets in signs of one quadruplicity (cardinal, fixed, mutable). Considered to be a tense aspect that calls for action. Also associated ...

sextile

Astrology; General astrology

An aspect of 60◦ between planets. It normally occurs between planets placed either in two feminine (Earth and Water) or two masculine (Fire and Air) signs. It is considered to be ...

opposition

Astrology; General astrology

An aspect of 180◦, normally occurs between planets of two opposite signs (e.g. Aries and Libra). It is considered a tense aspect that calls for choice between two opposed ...