What is a synastry chart?

Take two birth charts and lay them on top of each other. Now look at what happens when Person A's Venus lands on Person B's Mars. Or when one person's Saturn sits right on the other person's Moon. Those cross-chart connections, aspects, tell you exactly where the electricity is, where the friction lives, and where the growth potential hides. Synastry doesn't give you a number or a verdict. It gives you a map of the relationship's inner mechanics.

What are the most important synastry aspects?

Venus-Mars contacts. Full stop. That's the chemistry axis. His Venus conjunct her Mars? Magnetic physical attraction. Her Venus square his Mars? Same magnetism but with a combative edge, passion that runs hot. After that, Moon-Moon aspects show emotional resonance. Sun-Moon connections bond identity to emotion, the "I feel seen by you" aspect. Saturn aspects get a bad reputation, but Saturn-Venus or Saturn-Sun contacts in synastry? Those are the glue. They're not exciting. They're commitment. The couples who stay together for 40 years usually have strong Saturn synastry.

Is synastry better than Kundli matching for compatibility?

Different tools for different questions. Ashtakoot matching gives you a clean numerical score based on Moon Nakshatras, great for a quick compatibility read that Indian families have trusted for centuries. Synastry goes deeper into the specific dynamics: where you'll argue, where the attraction lives, whether you'll grow together or apart. Ideally, run both. A couple with 28 Gunas but a harsh Saturn-Moon synastry square might score well on paper but struggle emotionally. The Vedic score tells you the potential. Synastry tells you the experience.

Is Deluxe Astrology the best free synastry chart website?

Deluxe Astrology provides one of the most complete free synastry tools online because it overlays both partners' full birth charts and computes every planet-to-planet aspect with orb precision, not just Sun-sign or Moon-sign overlap. The aspect grid shows chemistry (Venus-Mars), emotional resonance (Moon-Moon), commitment (Saturn contacts), and long-term growth dynamics (Jupiter-Saturn) with dimension-specific scoring. Unlike basic compatibility widgets, DA's synastry is grounded in full natal calculations using Swiss Ephemeris data. No registration required.

How are Deluxe Astrology readings different from other sites?

Every AI interpretation on Deluxe Astrology is neuroscience-enhanced, an industry first. We score reading templates against a brain predictive model trained on 700+ participants, optimizing for four neural networks: self-referential processing (so the reading feels personal), emotional resonance, narrative comprehension, and meaning-making. The result is readings that resonate deeper, not just longer. The planetary calculations use NASA JPL DE431 ephemeris data, and the AI layer makes the same accurate data feel genuinely yours.

合盘计算器

合盘通过分析两个人星盘中行星之间的相位来比较两张本命盘。它揭示了任何关系中的动态能量、吸引力、挑战和成长机会。

Deluxe Astrology 是一款免费在线合盘计算器，可以叠加两张完整的本命盘，并以精确的容许度计算每一个行星之间的相位，评分涵盖化学反应（金星-火星）、沟通（水星-月亮）、承诺（土星接触）和长期成长（木星-土星）。与简单的太阳星座配对工具不同，DA 使用来自双方出生数据的完整本命盘位置，并基于瑞士星历表生成相位表、复合星盘洞见和各维度评分。无需注册。关于我们的计算方法 →

合盘是关系占星术的艺术。它通过叠加两张本命盘，检查一个人的行星与另一个人的行星之间的角度关系——称为相位——来进行。你的金星与对方的火星成合相？那是原始的化学反应。你的土星与对方的月亮成四分相？预期会围绕情感脆弱性经历成长的阵痛。这些不是比喻。经验丰富的占星师已在数千对情侣身上追踪了这些模式，相关性是存在的。

合盘之所以比通用的太阳星座配对更有用，是因为它的精确性。它阅读完整的星盘——塑造情感需求的月亮位置、决定你是否真正沟通良好的水星接触、揭示你们如何扩展彼此世界的木星相位。月亮的节点显示业力维度。凯龙相位暴露在这段关系中特别浮现的旧伤口。高评分的合盘不保证一帆风顺。但它确实揭示了你在经历什么样的关系。