Libra is the seventh astrological sign

Astrological sign

Astrological signs represent twelve equal segments or divisions of the zodiac. According to astrology, celestial phenomena reflect or govern human activity on the principle of "as above, so below", so that the twelve signs are held to represent twelve basic personality types or characteristic modes...

 in the Zodiac

Zodiac

In astronomy, the zodiac is a circle of twelve 30° divisions of celestial longitude which are centred upon the ecliptic: the apparent path of the Sun across the celestial sphere over the course of the year...

, originating from the constellation of Libra

Libra (constellation)

Libra is a constellation of the zodiac. Its name is Latin for weighing scales, and its symbol is . It is fairly faint, with no first magnitude stars, and lies between Virgo to the west and Scorpius to the east.-Notable features:]...

. In astrology

Astrology

Astrology consists of a number of belief systems which hold that there is a relationship between astronomical phenomena and events in the human world...

, Libra is considered a "masculine", positive (extrovert) sign

Positive sign

In astrology, a positive, dominant, active, yang, diurnal or masculine sign refers to any of the six odd-numbered signs of the zodiac: Aries, Gemini, Leo, Libra, Sagittarius or Aquarius....

. It is also considered an air sign and is one of four cardinal signs. Libra is ruled

Domicile (astrology)

In astrology, a planet's domicile is the zodiac sign over which it has rulership. This is a separate concept from the houses of the horoscope. A planetary ruler is given to each sign, over which the planet is said to have a more powerful influence when positioned therein...

 by the planet Venus, which also rules Taurus.

Individuals born when the Sun

Sun (astrology)

The sun is considered a very important part of astrology. It, as well as the Moon, are the most important of the astrological planets, and the two of them are often referred to as the luminaries. In Greek mythology the sun was represented by Apollo, the god of light, and Helios, the god of the sun...

 was in this sign are considered Libra individuals. Under the tropical zodiac, the Sun enters Libra on the moment of northern autumnal equinox on September 23, leaving it on October 22.

Key characteristics and definitions

EWLINE Definitions and Associations Glyph meaning: () The scales; symbolizes the principle of symmetry and balance. Quality Positive: outwardly expressive, extrovert. Element Astrology and the classical elements Astrology has used the concept of classical elements from antiquity up until the present. In Western astrology and Indian astrology four elements are used, namely Fire, Earth, Air and Water.-Western astrology:...  (triplicity Triplicity In astrology, a triplicity is a group of three signs belonging to the same element.-Trines:Western astrology assumes that each sign of the same triplicity is 120 degrees apart, forming angles to one another called trines, which are each equivalent to the 360 degrees of the circle divided by three... ) Air Air (classical element) Air is often seen as a universal power or pure substance. Its supposed fundamental importance to life can be seen in words such as aspire, inspire, perspire and spirit, all derived from the Latin spirare.-Greek and Roman tradition:... : thought, intellect, ideas, interaction. Mode (quadruplicity) Cardinal (moveable): the element in its most concentrated or active form - associated with push, energy, and enterprise. Body parts Lower back, kidneys, loins. Direction West Traditional definitions Humane sign - the humane signs are usually represented by human figures, but Libra is included on the assumption that the scales are held by a human hand. These are renowned for social graces and intellectual skills, and sometimes referred to as 'manly' or 'courteous' signs.

Mythology

The symbol for Libra is the Scales. In Roman mythology, Libra is considered to depict the scales held by Astraea (identified as Virgo

Virgo (astrology)

Virgo is the sixth astrological sign in the Zodiac, which spans the zodiac between the 150th and 179th degree of celestial longitude. Generally, the Sun transits this area of the zodiac between August 23 to September 22 each year...

), 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.
Generally, the qualities of Libra are considered to be compatible with those of the other air signs: Gemini

Gemini (astrology)

Gemini is the third astrological sign in the Zodiac, which spans the Zodiac between the 60th and 89th degree of celestial longitude. Generally, the Sun transits this area of the zodiac between May 21 to June 20 each year...

 and Aquarius, and to a lesser extent with the fire signs: Aries

Aries (astrology)

Aries is the first astrological sign in the Zodiac, which spans the zodiac between the zero degree and the 29th degree of celestial longitude. The Sun enters Aries when it reaches the northern vernal equinox, which is usually on March 21 each year, and remains in this sign until around April 20...

, Leo

Leo (astrology)

Leo is the fifth astrological sign of the Zodiac, originating from the constellation of Leo. In astrology, Leo is considered to be a "masculine", positive sign. It is also considered a fire sign and is one of four fixed signs ruled by the Sun.Individuals born when the Sun is in this sign are...

 and Sagittarius

Sagittarius (astrology)

Sagittarius is the ninth astrological sign in the Zodiac, which spans the zodiac between the 240th and 269th degree of celestial longitude...

. However, compatibility based on sun-sign alone is considered to be only a very general guideline. The branch of astrology dealing with interpersonal relationships is called Synastry. In this, astrologers analyse the horoscopes of both parties being considered with particular reference to the positions of the Sun

Sun (astrology)

The sun is considered a very important part of astrology. It, as well as the Moon, are the most important of the astrological planets, and the two of them are often referred to as the luminaries. In Greek mythology the sun was represented by Apollo, the god of light, and Helios, the god of the sun...

 and Moon

Moon (astrology)

The Moon is the Earth's companion satellite. The Moon is large enough for its gravity to affect the Earth, stabilising its orbit and producing the regular ebb and flow of the tides. The Moon is also familiar to us for its different phases, waxing and waning in appearance in an unchanging cycle...

, and Venus and Mars.