Jupiter in astrology is the planet of expansion, growth, and abundance. It governs optimism, faith, and the pursuit of knowledge. Jupiter's position in a natal chart indicates how individuals seek opportunities, broaden their horizons, and experience luck and prosperity. It is associated with higher learning, travel, and philosophy. Astrologically, Jupiter also rules generosity and benevolence, reflecting one's capacity for goodwill, charity, and the belief in a higher purpose or meaning.