In the popular “Little Bit of” series: a fresh, accessible introduction to the practice of astrology. Explore the zodiac, and see how it affects your life! Astrology is an ancient art in which the movements of the stars and planets can divine the future. Find out more about the practice, its history, and each of the 12 sun signs—and then follow the detailed information on how to create a natal chart and use it to craft personalized horoscopes.