Synastry in Astrology: How Two Charts Create One Connection

Published October 7, 2025 · Updated March 19, 2026 · 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

Explore More Astrology Topics

Astrology

Dive deeper into astrology basics, symbols, and planetary meanings. Explore how the stars shape personality, purpose, and connection in every part of life.

Explore Astrology »

Horoscopes

Stay current with daily, monthly and yearly horoscopes for every zodiac sign with insight and inspiration for what’s ahead.

Read Horoscopes »

Compatibility

See which zodiac pairs click, clash, or create magic together. Discover love compatibility by sign and what makes each match work.

Check Compatibility »

Transits

Track real-time planetary movements and how current transits influence mood, timing, and relationships.

View Transits »

Natal Chart Placements

Learn what each planet, house, and aspect means in your birth chart; the blueprint of your personality and destiny.

See Natal Chart Meanings »

Synastry Houses

Understand how planets fall into each other’s houses and what that reveals about attraction, intimacy, and long-term connection.

Explore Synastry Houses »

Dxpnet Astrology

dxpnet.com is one of the internet's original astrology communities, active since 1997.

The site is home to over 2 million astrology-related posts, contributed by readers and enthusiasts from around the world. It hosts real conversations, insights, and shared experiences across birth charts, synastry, transits, and more – making it one of the most enduring astrology communities online.

• Instagram • YouTube

About Synastry: