Capricorn (♑︎; Ancient Greek: Αιγόκερως, romanized: Aigókerōs, Latin for "horned goat") is the tenth astrological sign in the zodiac out of twelve total zodiac signs, originating from the constellation of Capricornus, the goat. It spans the 270–300th degree of the zodiac, corresponding to celestial longitude. Under the tropical zodiac, the sun transits this area from around December 22 to January 19. Capricorn is one of the three earth signs, alongside Virgo and Taurus, a negative sign, and one of the four cardinal signs. Capricorn is ruled by the planet Saturn and its opposite sign is Cancer.