Astrology tools
Find your Sun, Moon and rising signs, draw your birth chart and see the Moon on the day you were born. Every tool is free and uses the exact positions of the planets.
All tools
- Sun, Moon and rising sign calculatorYour big three, plus your Venus and Mars signs.
- Moon phase on your birthdayThe phase and the shape of the Moon on the day you were born.
- Birth chartEvery planet, the houses and the aspects on one chart wheel.
- Birth chart compatibilityCompare two birth charts and see the aspects between them.
- Mercury retrograde calendarWhen Mercury and the other planets seem to move backward.
- Zodiac signsThe 12 signs with their dates, elements and ruling planets.
- Today's sign: ScorpioThe dates and traits of the sign, and the stars the Sun is in today.
- Born on 29 OctoberThe zodiac sign of every birthday of the year.
Put your birth sky on a print
Choose the place and the date you were born in the editor, and we draw the sky above that place on that night.
Questions about the astrology tools
Yes. Every tool on this page is free, and you do not need an account.
The tropical zodiac, which Western astrology uses. Its first sign, Aries, starts at the March equinox. The signs are not the same as the constellations with the same names, which have shifted apart from them over the centuries.
For the Sun sign and most planets, the date is enough. The rising sign and the houses change every few hours, so they need the birth time. The Moon changes sign every two to three days, so on some dates it needs the time too.
We calculate the Sun, the Moon and the planets for the exact moment and place you enter. The positions agree with the Swiss Ephemeris, which many astrologers use, to a small fraction of a degree.
No. Astrology is a tradition that links the positions of the Sun, the Moon and the planets with personality and events. There is no scientific evidence that they affect people. The positions themselves come from astronomy and are exact.