According to Indian Astrology our personality is defined by the position of the planets, at the time and place of your birth. As per the position of planets with stars when compared to your birth chart, predicts your future. Later on, it started including zodiac signs as well. According to Vedic Astrology there are 27 constellations having 12 zodiac signs, 9 planets and 12 houses. Each house and planet represents some aspect of human life.