Sun–Sun synastry
When both people’s Sun placements are joined by a major aspect.
Conjunction (0°)
The two points together, blending.
When both Suns fall in the same place, you share a basic orientation to life: similar motives, similar ways of shining, often the same sense of what makes a day worthwhile. This can feel like instant recognition, as though the other person simply gets what you are about without long explanations. The same likeness can also crowd the room. You may want the spotlight at the same moments, or mirror each other’s blind spots without noticing them. Two people with the same core drive can reinforce good habits beautifully or double down on shared stubbornness. It helps to name what each of you wants to lead on, give credit freely, and let the rest of your charts show where you genuinely complement one another.
Trine (120°) and sextile (60°)
Harmonious contacts: ease, or an opening that rewards effort.
Your Suns sit in signs that get along, so your basic purposes tend to support rather than compete. A trine usually feels effortless, like walking at the same pace; a sextile offers easy rapport that grows when you actually do things together. You are likely to respect each other’s ambitions and find that encouragement comes naturally. Friends, colleagues and family members with this contact often make a good team because neither has to shrink for the other to shine. The risk is mild: ease can turn into complacency, and a relationship where nobody is challenged may stop growing. Use the goodwill to try projects that stretch you both, and say out loud what you admire, rather than assuming the other person already knows.
Square (90°) and opposition (180°)
Challenging contacts: friction and attraction that ask for work.
Your Suns sit at odds, which means your core drives pull in different directions. With a square, the friction tends to show up as clashing priorities that demand you sort something out; with an opposition, it feels more like a tug of war in which each of you sees what the other lacks. Neither person is wrong. You simply approach life from different starting points, and that difference can feel like criticism even when none is meant. At best, this contact keeps you both honest and widens your view, because the other person notices what you overlook. At worst, it becomes a contest over whose way counts. Taking turns to lead, and asking what the other is actually trying to achieve, softens the edges.
Sun with other points
Compare two real charts
Contacts between two people are read together, not one at a time. Save two birth charts to see every synastry aspect, both sets of overlays and the composite.
Compare chartsOriginal interpretation written for Scryway from common modern Western astrology. A description of tendencies for reflection, not a verdict on a relationship.