Libra (♎) is the seventh astrological sign in the Zodiac, originating from the constellation of Libra. In astrology, Libra is considered a "masculine", positive (extrovert) sign. It is also considered an air sign and is one of four cardinal signs. Libra is ruled by the planet Venus (which also rules Taurus).
The symbol for Libra is the Scales. In Roman mythology, Libra is considered to depict the scales held by Astraea (identified as Virgo), the goddess of justice. Libra is also considered the goddess of balance and truth. She also corresponds with Egyptian mythology as Ma'at, the goddess of the scales or balance.