Zodiac, in astronomy and astrology, a belt around the heavens extending 9 degrees on either side of the plane of the earth’ s orbit and of the sun’ s apparent annual path. astrology, type of divination that involves the forecasting of earthly and human events through the observation and interpretation of the fixed stars, the sun, the moon, and pdf the planets. there corso astrologia pdf are six feminine signs and six masculine signs. the feminine signs are the earth and water signs, usually known for a more passive approach, deep intuition. the 12 astrological signs of the zodiac are astrologia each considered to occupy 30 degrees of its great circle. the zodiac is split neatly down the middle by duality. the fixed signs are taurus, scorpio, leo, and aquarius. corso learn more about the zodiac in this article. lastly, the mutable signs are gemini, sagittarius, virgo, and pisces. astrology is widely considered today to be diametrically opposed to the findings and theories of modern western science.