Discover Your Cosmic Identity
Enter your birthday to discover your cosmic identity - your sign, your element, and what the stars say about who you really are.
The complete guide to zodiac sign dates, elements, and ruling planets. Click any sign to learn more.
| Symbol | Sign | Dates | Element | Ruling Planet |
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If your birthday falls within 2-3 days of the transition between two signs, you may be a "cusp baby." This means you carry energy from both signs, creating a unique blend of traits. While your official sun sign is determined by the exact position of the sun at your birth time, many people born on the cusp strongly identify with both neighboring signs. Think of it as having dual cosmic citizenship - you get the best (and sometimes the challenge) of both worlds.
Your zodiac sign (also called your sun sign) is determined by the date you were born. Each of the 12 signs covers a roughly 30-day period. Simply enter your birthday in the calculator above, or check the dates table to see which sign corresponds to your birth date. For example, if you were born between March 21 and April 19, you're an Aries.
If you were born within 2-3 days of the transition between two signs, you're "on the cusp." While you officially belong to one sign based on the sun's exact position at your birth, you may identify strongly with traits from both neighboring signs. Your exact birth time and location can determine which sign the sun was actually in. Many astrologers consider cusp babies to have a unique blend of both signs' energies.
Your sun sign is based on your birth date, but your birth time unlocks much more. It determines your rising sign (ascendant) - how others perceive you - and your moon sign placement, which governs your emotional inner world. These three signs together (sun, moon, rising) are called your "Big Three" and give a far more complete picture of your astrological personality. Birth time matters most if you were born on a cusp date.
Think of it this way: your sun sign is your core identity - who you are at your essence. Your moon sign is your emotional nature - how you feel, process, and react when no one is watching. Your rising sign (ascendant) is the mask you show the world - how others perceive you on first meeting. Together, these three create a much richer portrait than your sun sign alone. You need your exact birth time and location to calculate your moon and rising signs.
No. Your zodiac sign is permanently set by the sun's position at the moment of your birth. You may have heard rumors about NASA "changing" the zodiac signs or adding a 13th sign (Ophiuchus). Western astrology uses the tropical zodiac system, which is based on Earth's seasons rather than actual constellations. So even though the constellations have shifted over thousands of years, the zodiac sign dates used in astrology remain the same.
Answer 10 questions to discover which zodiac sign truly rules your spirit.
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