Zodiac Energy Sign describes your characteristics based on the placement of Vesta in your birth chart. Along with the sun sign and moon sign, the energy sign also helps you understand yourself better. Astrologically planets and some asteroids are said to be responsible for different aspects of our personality. In mythology Vesta was said to similar to Roman goddess Hestia or the Virgin Goddess. She was considered to be the keeper of the fire or the hearth in any home. She is said to rule, determination, energy and sexuality. This sign stands for the ability to fight for the greater cause.