Astrology also known as Zodiac signs, is the study of the moon and the stars and how it can help determine someones personality. Astrology was created around the 18th century,where the ancient civilizations would look upon the stars and study it's movement. There are approximately 12 known Zodiac signs, one for each month from January through December. The Zodiac Signs are named after constellations the ancient Greek are the ones who chose the names for each sign around 500 BCE, each sign such as Aries and Capricorn have different meanings and represent different things, no sign is the same.