Your birth moon

What Moon Phase Were You Born Under?

The Moon wore a shape the night you were born. Find your birthday moon, read live from the real sky.

What is a birth moon phase?

Your birth moon phase is the stage of the lunar cycle the sky was in when you were born, the exact shape the Moon was lit in on your birthday. It comes from the angle between your Sun and your Moon at that moment, and it moves through eight phases: new, waxing crescent, first quarter, waxing gibbous, full, waning gibbous, last quarter and waning crescent.

Astrologers call this the natal lunation phase. Mapped out by Dane Rudhyar in the last century, it adds a layer of rhythm and purpose to your chart: whether you arrived as a beginning, a building, a peak or a release. It is one of the more personal things you can read from a birthday alone.

Birth moon phase and moon sign are different

Two people born the same week can share a moon phase yet have different moon signs. The moon sign is which zodiac sign the Moon sat in, your emotional nature. The moon phase is how full the Moon was lit, the drive and timing you were born into. Together they tell the whole story of your Moon.

The eight birth moons

Which one were you born under? Find your date above, then read your phase in full.

New Moon

0% lit

Born under a dark, new sky, you are a natural beginner: instinctive, spontaneous, and always ready to start. Life feels like a blank page, and you throw yourself at it with a fearlessness others find magnetic. Your gift is fresh energy. Your work is to look before you leap, and to trust that you do not need to see the whole road to start walking.

Waxing Crescent

about 25% lit

You carry a quiet determination to build a life of your own. Something in you always pulls forward, away from the familiar and toward what you are becoming, and you push through resistance that stops other people. Your gift is momentum. Your lesson is patience with how long real growth takes.

First Quarter

50% lit

You were born to act, and you grow through challenge rather than around it. Turning points and decisions energise you, and you have the will to force a breakthrough when something is stuck. Strong and a little restless, you build by pushing. The work is to choose your battles so your strength lands where it counts.

Waxing Gibbous

about 75% lit

You are a perfectionist in the truest sense, forever reaching toward meaning and refinement. You want to understand why, to improve, to get the details right, and you rarely settle for good enough. This devotion is what makes your work shine. Your challenge is to let something be finished before you polish it away.

Full Moon

100% lit

You see most clearly through other people, and relationships are the mirror that shows you yourself. Aware and objective, you seek clarity, connection and fulfilment, and you feel most alive when something reaches its peak. Your gift is perspective. Your lesson is to stay whole on your own, and to remember you are more than any reflection.

Waning Gibbous

about 75% lit

You are a natural teacher and sharer, born to pass on what you have lived. Meaning wants to move through you and out into the world, and you feel most alive when you are giving something back. Your gift is generosity of spirit. The work is to keep filling your own cup while you pour into everyone else's.

Last Quarter

50% lit

You have an old, principled soul that reorients quietly from within. Often a step ahead of your time, you feel a need to clear away what no longer fits and to live by your own convictions. There is a rhythm of crisis and clarity to you. Your gift is integrity. Your lesson is to release with grace rather than force.

Waning Crescent

about 25% lit

You are the dreamer of the cycle, born at the close so you can seed what comes next. Sensitive and a little otherworldly, you feel endings and beginnings more keenly than most, and you carry a wisdom that is hard to put into words. Your gift is vision. The work is rest, and trusting that your quiet, inward way is enough.

Keep your birth moon as a printThe exact moon from your birthday, drawn from real astronomy, made to frame or gift.

Your birthday moon, answered

What moon phase was I born under?

Enter your birth date above and this page reads the real sky for that day, then tells you the exact phase the Moon was in when you were born, anywhere from new to full and back, along with what that birth phase says about you.

How do I find the moon phase on my birthday?

You only need your birth date. Because the Moon's phase changes slowly across a single day, the date alone is enough to know whether you were born under a new, crescent, quarter, gibbous or full moon. Type it in and the answer appears instantly, calculated on your own device.

What does my birth moon phase mean?

Your birth moon phase is the relationship between your Sun and Moon at the moment you arrived, the stage of the lunar cycle you were born into. Each of the eight phases carries a different temperament, from the instinctive new-moon beginner to the visionary waning-crescent dreamer. It is a quieter, older layer of your chart than your Sun sign.

Is my birth moon phase the same as my moon sign?

They are two different things. Your moon sign is the zodiac sign the Moon sat in when you were born, and it describes your emotional nature. Your birth moon phase is the shape the Moon was lit in, and it describes the rhythm and drive you were born into. You can find both here, free.

Does the moon phase you were born under matter?

In astrology it is one of the more personal touches in a chart. The natal lunation phase, mapped out by the astrologer Dane Rudhyar, adds a layer of purpose and timing to your Sun and Moon, a sense of where you sit in a larger cycle of beginnings and endings.

What is a birthday moon?

It is simply the Moon as it looked on the night you were born, its phase and its sign. Many people turn it into a keepsake, a print of the exact moon from their birth night, which you can make here from your real birth data.