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...

, the descendant is the point directly opposite, or 180 degrees away from the ascendant

Ascendant

The ascendant , or rising sign, is the zodiacal sign and degree that was ascending on the eastern horizon at the specific time and location of an event. According to astrological theory, celestial phenomena reflect or determine human activity on the principle of 'as above so below'...

. The descendant forms the cusp of the seventh house of the horoscope

Horoscope

In astrology, a horoscope is a chart or diagram representing the positions of the Sun, Moon, planets, the astrological aspects, and sensitive angles at the time of an event, such as the moment of a person's birth. The word horoscope is derived from Greek words meaning "a look at the hours" In...

 and refers to partners or relationships. The descendant is ruled by the seventh sign of the zodiac, Libra

Libra (astrology)

Libra is the seventh astrological sign in the Zodiac, originating from the constellation of Libra. In astrology, Libra is considered a "masculine", positive sign. It is also considered an air sign and is one of four cardinal signs...

, and its ruler planet, Venus

Venus

Venus is the second planet from the Sun, orbiting it every 224.7 Earth days. The planet is named after Venus, the Roman goddess of love and beauty. After the Moon, it is the brightest natural object in the night sky, reaching an apparent magnitude of −4.6, bright enough to cast shadows...

. The sign the seventh house is in is, for astrologers, the sign of people you are the most attracted by, you easily get along well with and you are most likely to start a love relationship with, if backed up by other zodiacal aspects.