If you are wondering about a characteristic of a zodiac sign, dating styles, compatibility or information about all the signs of the zodiac, you are sure to find what. The zodiac is an area of the sky centered upon the ecliptic, the apparent path of the Sun across The twelve astrological signs form a celestial coordinate system, or more specifically an ecliptic . The earliest extant Greek text using the Babylonian division of the zodiac into 12 signs of 30 equal degrees each is the. However, everybody knows that half the fun to astrology is learning about all the different zodiac signs and meanings for each. There's something exciting and. By analyzing the projection of the position of planetsand the Sun and the Moon on the Ecliptic at the moment of birth. Virgo Aug 23 — Sep The zodiacal signs are an abstraction from the physical constellations, and each represent exactly one twelfth of the full circle, or the longitude traversed by the Sun in about The Babylonian star catalogs entered Greek astronomy in the 4th century BC, via Eudoxus of Cnidus. We may call these people thinkers, for they rely greatly on the power of their mind.