House Placements Calculator
Discover which planets fall in each of your 12 natal houses.
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Natal House Placements: Where Life Plays Out
The twelve houses of the birth chart divide the sky into twelve sectors representing twelve domains of life experience. Unlike the signs — which describe how a planet expresses its energy — the houses describe where in your life that energy is most active. A planet in the 1st house shows its energy most visibly in your personality and physical self. A planet in the 8th house operates in the shadows of transformation, shared resources, and the occult. The combination of a planet's sign (how), house (where), and aspects (with what) creates the full picture of that placement.
The Twelve Houses
1st House (Ascendant): Self, body, personality, first impressions. 2nd House: Personal finances, possessions, self-worth, voice. 3rd House: Communication, siblings, neighbours, short travel, early education. 4th House (IC): Home, family, ancestry, the private self, end of life. 5th House: Creativity, romance, children, play, speculation. 6th House: Daily work, health, service, routines, pets. 7th House (Descendant): Marriage, partnerships, open enemies, contracts. 8th House: Shared resources, death and rebirth, sex, the occult, inheritance. 9th House: Higher education, long-distance travel, philosophy, religion, publishing. 10th House (Midheaven): Career, reputation, authority, public life. 11th House: Friendships, groups, aspirations, social causes, technology. 12th House: Hidden realms, solitude, spirituality, self-undoing, hospitals.
Angular, Succedent, and Cadent Houses
Houses are grouped into three categories. Angular houses (1st, 4th, 7th, 10th) are the most powerful — planets here operate with the most visibility and impact on life events. Succedent houses (2nd, 5th, 8th, 11th) consolidate and develop the themes introduced by the angular houses — they describe resources, pleasures, regeneration, and community. Cadent houses (3rd, 6th, 9th, 12th) are transitional — they prepare for the next angular house and are associated with learning, service, philosophy, and dissolution.
House Systems
Different house systems divide the sky differently, producing slightly different house cusps. Swami Horoscope uses the Whole Sign house system: the entire sign of the Ascendant becomes the 1st house, and each following sign is the next house. This matches classical and Vedic practice and keeps Western and sidereal charts readable side by side. Placidus and other quadrant systems divide the chart unequally based on rising times; Equal houses split the ecliptic into twelve equal segments from the Ascendant. When birth time is unknown, we omit houses entirely rather than guessing.