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Astro*Dictionary by Michael Erlewine

 

 

 

 

11 articles for "Earth"

Earth [Astro*Index]

1. Third planet from the Sun.

2. One of the four ancient elements: Fire, Earth, Air, and Water.

See also: ♦ Elements
Earth, Axial Rotation of the [Astro*Index]

The rotation of the Earth upon its spin-axis once each day.

See also:
♦ Astronomy ♦ Axis
Earth Chart [Prima]

One of the charts used in the Hamburg School or Uranian system of astrology.
The cusp of the first house is equal to 0° Libra, and the chart is divided into equal houses.
It represents the native's relationship to the general public, publicity, and world conditions.

See also: ♦ Hamburg School
Earth's Equator [Astro*Index]

The locus of points on the surface of the Earth at which Astronomical Latitude (determined by a plumb line) is exactly zero. Note that this path is not a circle, due to local fluctuations of the vertical.

See also: ♦ Astronomical
Earth, Motions of [Astro*Index]

Four principal motions of the Earth are recognized:

(1) Diurnal Rotation upon its spin-axis;

(2) Annual Revolution (about the Sun);

(3) Precession;

(4) Nutation.

[The history of the discovery of these motions.]

See also:
♦ Diurnal Rotation ♦ Annual Revolution ♦ Precession ♦ Nutation
Earth, Axial Rotation [Astro*Index]

The rotation of the Earth upon its spin-axis once each day.

See also: ♦ Astronomy ♦ Axis
Earth, Shape of [Astro*Index]

............

See also: ♦ Astronomy ♦ Geocentric Latitude
Earth Shine [Astro*Index]

The dimly lit surface of the crescent moon, caused by light reflected from the surface of the Earth, to the Moon, and back to the Earth again.

See also: ♦ Crescent Moon
Earth Signs [Astro*Index]

In modern Tropical Astrology (i.e., post- Ptolemaic times), the Earth triplicity (Taurus, Virgo, and Capricorn). Ancient Egyptian astrology assigned *** as Earth Signs.

See also:
♦ Elements ♦ Tropical Astrology ♦ Taurus ♦ Triplicity ♦ Virgo ♦ Egyptian Astrology ♦ Capricorn
Earth Signs [DeVore]

Those of the Earth Triplicity: Taurus, Virgo, Capricorn. The ancients symbolized these types by the Earth element, because of their predominant "Earthiness" or practicality. v. Signs.

See also:
♦ Signs ♦ Elements ♦ Tropical Astrology ♦ Taurus ♦ Triplicity ♦ Virgo ♦ Egyptian Astrology ♦ Capricorn
Earth, Size of [Astro*Index]
Equatorial Radius:  3,958.80 mi   Ι  6,371.00 km
Polar Radius:  3,950.00 mi   Ι  6,356.00 km
Equatorial Diameter:  7,926.00 mi   Ι  12,756.00 km
Polar Diameter:  7,899.86 mi   Ι  12,713.60 km
Equatorial Circumference:  24,901.00 mi   Ι  40,075.00 km
Polar Circumference:  24,860.00 mi   Ι  40,008.00 km
See also: ♦ Astronomy ♦ Eratosthenes

 

Astro*Index Copyright © 1997 Michael Erlewine

 

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