Birth chart ↗
All seven traditional bodies, houses and major aspects.
THE SKY DEGREES REFERENCE
Find your place in the chart.
Start with the question you want to answer. Each focused tool uses your date, recorded time and birthplace to show a specific part of the same astronomical birth chart. You can also explore the complete chart, the current sky or a daily ephemeris.
Current planetary positions ↗
A timestamped sky view with optional outer planets.
Daily ephemeris ↗
A monthly table at your selected time and time zone.
Rising sign calculator
Calculate your rising sign and exact Ascendant degree from birth date, local time and birthplace. See the calculation source and tropical or sidereal settings.
Use the calculator ↗Moon sign calculator
Find your Moon sign, degree, house and motion from your birth details. Check the actual UTC instant and calculation method, including tropical or sidereal zodiac.
Use the calculator ↗Sun, Moon and Rising calculator
Calculate your Big Three together: Sun sign, Moon sign and Rising sign, with degrees, shared birth details and visible astronomical source information.
Use the calculator ↗Mercury sign calculator
Calculate your natal Mercury sign, degree, house and direct or retrograde motion. Use a real birth instant with tropical or sidereal zodiac settings.
Use the calculator ↗Venus sign calculator
Find your natal Venus sign, degree, house and motion from a birth date, time and place. Compare the measured position with your chosen house and zodiac settings.
Use the calculator ↗Mars sign calculator
Calculate your natal Mars sign and degree, house placement and motion. Explore its real chart position with editable birth, zodiac and house settings.
Use the calculator ↗Jupiter sign calculator
Find your Jupiter sign, precise degree, house and retrograde status. Calculate the actual birth instant instead of relying only on a Jupiter-by-year table.
Use the calculator ↗Saturn sign calculator
Calculate your natal Saturn sign, degree, house and direct or retrograde motion. Keep the birth placement separate from an unimplemented Saturn return calculation.
Use the calculator ↗Midheaven calculator
Calculate the actual Midheaven or MC from your birth time and place. See its zodiac degree and understand why it is not always the tenth-house cusp.
Use the calculator ↗Astrology house calculator
Calculate all 12 house cusps and the seven traditional planets’ house placements. Choose among eight house systems with actual Ascendant and MC kept separate.
Use the calculator ↗Natal aspect calculator
Calculate natal conjunctions, sextiles, squares, trines and oppositions among the seven traditional bodies. Inspect actual orbs, allowed orbs and motion estimates.
Use the calculator ↗Keep the setting with the result.
Record the birth time, location, zodiac and house system when you compare charts. A changed sign label or house placement can reflect a changed convention. If the recorded time is unknown, an exact Ascendant or house cannot be recovered by guessing.
Why chart settings change the result ↗