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One email that walks you through all three, with the calculators and what to do when the birth time is missing.
| Sign | Dates | Element | Modality | Ruler | Symbol |
|---|---|---|---|---|---|
| Aries | March 21 – April 19 | Fire | Cardinal | Mars | Ram |
| Taurus | April 20 – May 20 | Earth | Fixed | Venus | Bull |
| Gemini | May 21 – June 20 | Air | Mutable | Mercury | Twins |
| Cancer | June 21 – July 22 | Water | Cardinal | Moon | Crab |
| Leo | July 23 – August 22 | Fire | Fixed | Sun | Lion |
| Virgo | August 23 – September 22 | Earth | Mutable | Mercury | Maiden |
| Libra | September 23 – October 22 | Air | Cardinal | Venus | Scales |
| Scorpio | October 23 – November 21 | Water | Fixed | Pluto (traditionally Mars) | Scorpion |
| Sagittarius | November 22 – December 21 | Fire | Mutable | Jupiter | Archer |
| Capricorn | December 22 – January 19 | Earth | Cardinal | Saturn | Sea-Goat |
| Aquarius | January 20 – February 18 | Air | Fixed | Uranus (traditionally Saturn) | Water Bearer |
| Pisces | February 19 – March 20 | Water | Mutable | Neptune (traditionally Jupiter) | Fish |
Dates in detail → · Elements and modalities → · Compatibility →
Initiative, appetite and the willingness to go first.
Strength. Starts things other people are still discussing. Recovers from setbacks faster than almost any other sign.
Friction. Bores quickly, interrupts constantly, and treats patience as a personal insult.
Steadiness, comfort and a long attention span.
Strength. Outlasts everyone. Builds slowly and does not abandon what is half-finished.
Friction. Confuses immovability with principle, and resists change long after it has stopped being optional.
Curiosity, quickness and a need for variety.
Strength. Learns fast, connects unrelated ideas, and can talk to anyone about anything.
Friction. Starts more than it finishes, and uses cleverness to avoid depth.
Protection, memory and deep attachment.
Strength. Reads emotional undercurrents accurately and looks after people without being asked.
Friction. Withdraws instead of stating the problem, and keeps score in silence.
Warmth, presence and the need to be seen doing it.
Strength. Genuinely generous, and lifts the mood of a room by walking into it.
Friction. Needs recognition badly enough that its absence reads as rejection.
Precision, usefulness and noticing what is off.
Strength. Spots the flaw everyone else missed, and fixes it rather than pointing at it.
Friction. Applies the same scrutiny to itself until nothing is ever finished well enough.
Balance, fairness and acute awareness of other people.
Strength. Sees every side of a dispute and can make opposing parties feel heard.
Friction. Avoids decisions to avoid disappointing anyone, which disappoints everyone eventually.
Intensity, privacy and refusal to accept surfaces.
Strength. Sees through pretence instantly and commits completely once convinced.
Friction. Tests people rather than asking, and remembers slights for a very long time.
Expansion, honesty and appetite for the unfamiliar.
Strength. Genuinely open-minded and hard to discourage. Says the thing nobody else will.
Friction. Says it without checking whether it needed saying, and leaves before the consequences land.
Ambition, structure and playing the long game.
Strength. Plans in decades and executes without needing encouragement along the way.
Friction. Measures worth by achievement, and struggles to rest without guilt.
Independence, principle and distance from the herd.
Strength. Thinks for itself and cares about fairness at a scale beyond its own circle.
Friction. Intellectualises feeling, and mistakes emotional distance for objectivity.
Empathy, imagination and porous boundaries.
Strength. Feels what other people feel, often before they do. Creative without forcing it.
Friction. Absorbs moods indiscriminately and retreats into fantasy when reality gets loud.
The zodiac is not a list of twelve unrelated personalities. It is a wheel divided two ways at once: four elements of three signs each, and three modalities of four signs each. Every sign is a unique pairing of the two — there is exactly one cardinal fire sign, and it is Aries.
That structure is why compatibility can be calculated rather than asserted. Signs of the same element sit 120 degrees apart; signs of the same modality sit 90 or 180 apart. The angle does the work.
