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Zodiac compatibility chart
How every zodiac sign matches with every other one in traditional astrology. Each square of the chart shows the aspect between two Sun signs; select one to read about that pair.
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- Harmonious or friendly (trine, sextile)
- Same sign or opposites
- Neighbors
- Challenging (square, quincunx)
| Sign | Same element (trine) | Friendly (sextile) | Opposite | Challenging (square) |
|---|---|---|---|---|
| Aries | Leo, Sagittarius | Gemini, Aquarius | Libra | Cancer, Capricorn |
| Taurus | Virgo, Capricorn | Cancer, Pisces | Scorpio | Leo, Aquarius |
| Gemini | Libra, Aquarius | Aries, Leo | Sagittarius | Virgo, Pisces |
| Cancer | Scorpio, Pisces | Taurus, Virgo | Capricorn | Aries, Libra |
| Leo | Aries, Sagittarius | Gemini, Libra | Aquarius | Taurus, Scorpio |
| Virgo | Taurus, Capricorn | Cancer, Scorpio | Pisces | Gemini, Sagittarius |
| Libra | Gemini, Aquarius | Leo, Sagittarius | Aries | Cancer, Capricorn |
| Scorpio | Cancer, Pisces | Virgo, Capricorn | Taurus | Leo, Aquarius |
| Sagittarius | Aries, Leo | Libra, Aquarius | Gemini | Virgo, Pisces |
| Capricorn | Taurus, Virgo | Scorpio, Pisces | Cancer | Aries, Libra |
| Aquarius | Gemini, Libra | Aries, Sagittarius | Leo | Taurus, Scorpio |
| Pisces | Cancer, Scorpio | Taurus, Capricorn | Virgo | Gemini, Sagittarius |
What each match means
- Harmonious match (4 signs apart): Signs 120 degrees apart share an element, so astrologers see a natural, easy flow between them. They value the same things, understand each other’s moods and rarely need to explain why something matters. The typical difficulty is too much comfort: with few points of friction, the couple can grow complacent, avoid hard conversations or reinforce each other’s weak spots instead of balancing them.
- Friendly match (2 signs apart): Signs 60 degrees apart pair compatible elements, fire with air or earth with water, so astrologers see this as an easy, cooperative link. Conversation flows, each supports the other’s goals, and the relationship often grows out of friendship. Their modalities differ, though, so they often want different things at different speeds. Comfort can also turn into coasting if neither makes an effort.
- Same sign (same sign): Two people of the same sign share an element, a modality and a ruling planet, so astrologers see an instant familiarity: each recognizes the other’s habits, humor and pace without explanation. Sitting 0 degrees apart, the pair also doubles its blind spots. Both partners tend to react to stress the same way, and neither naturally supplies what the other lacks, so growth usually comes from outside interests and friends.
- Opposites attract (6 signs apart): Signs 180 degrees apart sit directly across the zodiac, sharing a modality and pairing complementary elements, fire with air or earth with water. Astrologers see strong attraction here: each has what the other lacks, and together they cover a lot of ground. The typical difficulty is polarization. Under stress each partner leans harder into their own side, and the pull that drew them together turns into a standoff.
- Neighbors (1 sign apart): Neighboring signs sit 30 degrees apart and share neither element nor modality, which makes them closer on the wheel than in temperament. Astrologers treat this minor link as mild and a little awkward. The upside is curiosity: each partner shows the other a different way to handle the same situation. The difficulty is that their instincts rarely line up, so small misunderstandings pile up unless both explain themselves.
- Challenging match (3 signs apart): Signs 90 degrees apart share a modality but have clashing elements, so they meet life with the same intensity and very different instincts. Traditionally this is a match of friction. The upside is drive: these couples push each other to grow. The difficulty is that both react to pressure with the same habit, pushing, digging in or shifting, so small disagreements can grow into contests of will.
- Mismatched rhythms (5 signs apart): Signs 150 degrees apart share neither element nor modality, and astrologers describe the link as one of constant adjustment. The upside is fascination: each partner lives in a way the other would never have come up with, and the relationship can stretch both people. The difficulty is timing and priorities. What feels urgent to one often feels trivial to the other, so the couple has to keep recalibrating.
Elements in love
The twelve signs split into four elements: fire (Aries, Leo, Sagittarius), earth (Taurus, Virgo, Capricorn), air (Gemini, Libra, Aquarius) and water (Cancer, Scorpio, Pisces). The element pair says a lot about how two people meet the world.
- Fire and Fire: Two fire signs bring warmth, enthusiasm and a shared appetite for adventure. They understand each other’s need for action and rarely bore each other. The risk is heat with nothing to cool it: tempers flare quickly, both want the spotlight, and neither is naturally the one who slows down to reflect.
- Fire and Earth: Fire wants to move now, and earth wants to be sure first. Earth can give fire’s ideas a solid form, and fire can push earth out of its comfort zone. The friction comes from pace: fire finds earth cautious and slow, while earth finds fire impulsive and careless with resources.
- Fire and Air: Astrologers traditionally see fire and air as compatible, since air feeds fire. Air brings ideas, conversation and perspective, and fire turns them into action and excitement, so life together tends to feel lively and social. The weak spots are follow-through and emotional depth, as both elements prefer momentum to sitting with difficult feelings.
- Fire and Water: Fire is direct and outgoing, while water is sensitive and reads the mood under the surface. The combination can be intensely passionate, with fire bringing courage and water bringing emotional depth. It can also be draining: fire may come across as blunt or careless with feelings, and water as moody or hard to read.
- Earth and Earth: Two earth signs share a practical, grounded outlook and a respect for effort, loyalty and security. They build steadily and tend to agree on money, routines and long-term plans. The risk is a relationship that becomes all duty and no play, where routine replaces romance and neither pushes for change.
- Earth and Air: Earth deals in what is real and tested, while air lives in ideas, talk and possibilities. Air can open earth up to new ways of thinking, and earth can help air put its plans into practice. Friction comes when earth finds air unreliable or detached, and air finds earth rigid or dull.
- Earth and Water: Astrologers see earth and water as a nurturing combination: water softens earth, and earth gives water a stable container. Both value security, loyalty and a home base, so the pairing tends to be protective and devoted. The risk is retreating into a closed world where worry or caution keeps both from taking chances.
- Air and Air: Two air signs connect through conversation, curiosity and a shared need for mental freedom. They rarely run out of things to talk about and give each other plenty of space. The weak spot is emotion: both can intellectualize feelings, so the relationship may feel light or detached when life demands depth.
- Air and Water: Air thinks things through, while water feels its way. Water can teach air emotional depth, and air can help water see a situation with some distance. The difficulty is that each can feel misunderstood: air may seem cool or dismissive to water, and water may seem overwhelming or too intense to air.
- Water and Water: Two water signs share deep emotions, strong intuition and a need for closeness. They often understand each other without words and offer real comfort and loyalty. The risk is an emotional echo chamber: moods feed off each other, hurts are remembered for a long time, and neither brings much detachment.
Cardinal, fixed and mutable
Each sign also has a modality: cardinal signs (Aries, Cancer, Libra, Capricorn) start things, fixed signs (Taurus, Leo, Scorpio, Aquarius) sustain them, and mutable signs (Gemini, Virgo, Sagittarius, Pisces) adapt.
- Cardinal and Cardinal: Two cardinal signs are both initiators who like to set the direction. Together they get things started quickly and share plenty of ambition. The friction comes from leadership, since both expect to steer, and power struggles appear when their plans point different ways.
- Cardinal and Fixed: The cardinal sign likes to start new things, and the fixed sign prefers to commit to what already exists. At best, one launches and the other sustains. At worst, the cardinal partner feels held back and the fixed one feels pushed into unwanted changes.
- Cardinal and Mutable: The cardinal sign sets a direction and the mutable sign adapts along the way, which usually makes for an easy working rhythm. Mutable flexibility can soften cardinal urgency. Trouble starts when cardinal sees mutable as indecisive, or mutable feels managed.
- Fixed and Fixed: Two fixed signs are loyal, steady and determined, and once committed they tend to stay. That staying power is a real strength in long relationships. The weak point is stubbornness: when they disagree, neither likes to give ground, and standoffs can last a long time.
- Fixed and Mutable: The fixed sign brings consistency and the mutable sign brings flexibility. Mutable helps fixed loosen up, and fixed gives mutable something stable to rely on. Friction appears when fixed sees mutable as scattered, and mutable feels boxed in by routine.
- Mutable and Mutable: Two mutable signs are adaptable, open-minded and easy to be around. They give each other room to change and rarely get locked into rigid positions. The risk is drift: with no one anchoring decisions, plans stay loose and important issues can be postponed indefinitely.
Beyond Sun signs
Sun-sign compatibility is a broad first look. Astrologers compare the Moon (emotional needs), Venus (how you love), Mars (desire and conflict) and the Ascendant of both people too. The synastry calculator compares two full birth charts.
Questions
Which zodiac signs are most compatible?
Traditionally, signs of the same element are the most harmonious: the fire signs Aries, Leo and Sagittarius; the earth signs Taurus, Virgo and Capricorn; the air signs Gemini, Libra and Aquarius; and the water signs Cancer, Scorpio and Pisces. Fire also gets on well with air, and earth with water.
Which zodiac signs are least compatible?
Signs three apart (a square) share a modality but have clashing elements, and signs five apart (a quincunx) share neither, so astrologers see these as the hardest pairs. Hard does not mean hopeless: many astrologers see these pairs as the ones that make each other grow.
Do opposite signs attract?
Often, in astrology. Opposite signs share a modality and have complementary elements, so each has what the other lacks. Astrologers see the attraction as strong; the work is in not pulling in opposite directions.