Synastry in Astrology: How Two Charts Create One Connection

Published October 7, 2025 · Updated October 20, 2025 · by dxpnet Astrology Team

Synastry is the astrology of relationships. The art of comparing two birth charts to see how one person’s planets interact with another’s. Every connection tells a story: where your Moon meets their 5th house can spark joy and romance, while a Mars–8th house link might ignite deep passion and transformation.

Below, you’ll find guides for every planet-in-house combination: 132 placements that reveal emotional patterns, attraction dynamics, and karmic lessons between two people. Whether you’re exploring a soulmate, a crush, or someone who keeps reappearing in your life, these pages help you understand the deeper energy at play.

Select a planet to discover how it influences connection and attraction in each house.

Explore Synastry by Planet

Sun Synastry Placements

Moon Synastry Placements

Mercury Synastry Placements

Venus Synastry Placements

Mars Synastry Placements

Jupiter Synastry Placements

Saturn Synastry Placements

Uranus Synastry Placements

Neptune Synastry Placements

Pluto Synastry Placements

Ascendant Synastry Placements

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Data Source: Planetary positions and aspect calculations are derived from the NASA JPL DE ephemerides (Jet Propulsion Laboratory, Pasadena CA). Calculations updated in real time for precision within one arc-minute.

Astrology content on this site is intended for entertainment and personal insight only. It should not be taken as professional, medical, legal, or financial advice. Enjoy these insights for fun and self-reflection.

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