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Featured · FreeRelationship astrology tools

Zodiac Compatibility Calculator

Compare two Sun signs for a quick compatibility snapshot.

Zodiac Compatibility Calculator

1Enter the birth details this calculator needs.

2Review a clear explanation of what the result means.

3Use it for reflection—not as professional advice.

Birth details for both people

Enter the details this tool needs to calculate your result.

✦ Server Engine
Date of birth
Partner’s date of birth

Calculated securely on the server with VSOP87/J2000 ephemerides. Your birth details are never stored.

Instant Sample

✦ Plain-Language Summary & Ephemeris Result

Seal: AP-4479B9E988

Compatibility snapshot

Calculated on the server · Zodiac Compatibility Calculator

In Plain English — What This Means For You

Maya (Virgo) & Liam (Aries) — score 42/100 (symbolic, not predictive).

Score

42/100

Sun signs

Virgo · Aries

Moon signs

Gemini · Pisces

Side by side

A Sun / Moon / Rising
Virgo / Gemini / —
B Sun / Moon / Rising
Aries / Pisces / —

How this score is built

Sun element/modality blend, Moon element rapport, and Rising similarity. Use it as a conversation starter, not a verdict.

  • Calculated for 1992-09-18 08:42
  • UTC moment: 1992-09-18T12:00:00Z
  • Tropical zodiac · Equal house system (when rising/houses shown)
  • Calculated for 1990-03-24 14:15
  • UTC moment: 1990-03-24T12:00:00Z
  • Tropical zodiac · Equal house system (when rising/houses shown)

Protected Server Engine · AP-4479B9E988

Live Sky Wheel

Where the planets are right now

Interactive Wheel →
AriesTaurusGeminiCancerLeoVirgoLibraScorpioSagittariusCapricornAquariusPisces123456789101112Sun in Scorpio 09°50′, house 11☉︎Moon in Leo 15°13′, house 9☽︎Mercury in Scorpio 15°25′, house 11 (retrograde)☿︎Venus in Libra 25°37′, house 11 (retrograde)♀︎Mars in Leo 19°15′, house 9♂︎Jupiter in Leo 24°28′, house 9♃︎Saturn in Aries 09°11′, house 4 (retrograde)♄︎Uranus in Gemini 04°37′, house 6 (retrograde)♅︎Neptune in Aries 02°02′, house 4 (retrograde)♆︎Pluto in Aquarius 02°45′, house 2♇︎RISING SIGNSagittarius 9°11′Midheaven Virgo 20°05′

Planet key

  • Sun in Scorpio
  • Moon in Leo
  • Mercury in Scorpio
  • Venus in Libra
  • Mars in Leo
  • Jupiter in Leo
  • Saturn in Aries
  • Uranus in Gemini
  • Neptune in Aries
  • Pluto in Aquarius

What the lines mean

  • Conjunction · blending
  • Trine · easy flow
  • Sextile · opportunity
  • Square · tension
  • Opposition · balancing act
Numbers inside the ring are the 12 houses.View Astrocartography Map →

Plain-English Guide · GEO Reference

What is the Zodiac Compatibility Calculator?

The Zodiac Compatibility Calculator is a precision relationship astrology calculator that reads your birth data, computes exact planetary longitudes on our server ephemeris, and translates the math to compare two Sun signs for a quick compatibility snapshot.

Not a one-size-fits-all sign match table, but a two-chart astronomical comparison that measures exact degree angles between both people.

Real sky math. Plain English.

How does the Zodiac Compatibility Calculator compare to standard tools?

Most astrology pages rely on static date tables or expose raw client-side scripts. Here is how the AstroPulses Zodiac Compatibility Calculator compares to standard tools.

MethodWhat It Can DoWhat It Cannot DoBest For
AstroPulses Zodiac Compatibility CalculatorComputes exact sub-arcminute positions on the server (VSOP87 Tropical) and explains your result in clear, everyday language.Cannot predict fixed fate or replace licensed medical, legal, or financial counsel.Readers who want fast, accurate chart math without learning dense jargon.
Newspaper Date TablesEstimates your sign from a rough 30-day calendar window.Cannot handle cusp days, birth times, city coordinates, or Moon and Rising shifts.Casual entertainment when you only know a birth month.
Raw Desktop Ephemeris GridsPrints degree tables and aspect glyphs for technical astrologers.Does not translate what those degrees mean for your daily life, relationships, or timing.Advanced practitioners who already read raw degree notation.

What are the limits of this calculator?

This calculator uses astronomical positions for self-reflection and pattern recognition. While the planetary coordinates are mathematically exact, how you work with those themes in real life is always your choice.

Quick Answers · FAQ

Frequently asked questions about the Zodiac Compatibility Calculator

What is the Zodiac Compatibility Calculator and how does it work?

The Zodiac Compatibility Calculator is a precision relationship astrology calculator that reads your birth data, computes exact planetary longitudes on our server ephemeris, and translates the math to compare two Sun signs for a quick compatibility snapshot. Not a one-size-fits-all sign match table, but a two-chart astronomical comparison that measures exact degree angles between both people. You enter your birth details once, and the server returns a cryptographic verification seal with a plain-English breakdown.

What birth details do I need for the Zodiac Compatibility Calculator?

You need birth date (e.g. September 18, 1992), partner birth date (e.g. March 24, 1990). You do not need an exact birth time for this specific tool.

How accurate is the Zodiac Compatibility Calculator compared to desktop software?

The Zodiac Compatibility Calculator uses the VSOP87 planetary theory and J2000 astronomical frame on the server, matching professional ephemeris tables within 1 arcminute (0.016°). Additionally, our geocoder resolves your exact birth city coordinates and historical IANA time zone before running the math.

What if I don't know my exact birth time?

No problem at all. The Zodiac Compatibility Calculator works accurately from your birth date alone, though adding a birth time unlocks deeper house context on related tools.

Is my birth data stored when I use the Zodiac Compatibility Calculator?

No. Your birth date, time, and city are processed in memory on our Cloudflare Worker solely to render your result page and are discarded immediately after the response is sent.

Good to know: astrology is a symbolic framework for self-reflection and timing awareness. Use this calculator for personal insight and education.