Astrology 101 beginners guide to reading your chart surya gyan 9781412201384 books amazonca. Though astrology is a vast complex and highly specialized study the core principles are straightforward a birth chart is a snapshot of the sky at the moment of your birth you can calculate. On your astrology chart a small person is drawn on the globe in the center the person is drawn on the top of the longitudinal point of your place of birth you can draw a straight line from the little person to the out rim of the chart this will show you your zodiac sign. Astrology for dummies cheat sheet if you want to use astrology to understand yourself and others you need to know the astrological basics and what they represent the 12 signs of the zodiac the sun the moon and the planets and the 12 houses of the horoscope