For fun · sources cited

Birthday → Zodiac Constellation.

Pick a date and see which of the 12 ecliptic constellations the Sun appears to occupy under the fixed-date Western tropical-zodiac convention. The astronomy is real; we link to the constellation entry for the actual stars and Greek-Roman mythology.

For fun · the astronomy is real, the personality stuff isn’t here.

Lookup

Pick a date.

Western tropical-zodiac dates (fixed-date convention). The matching constellation entry has the real stars, Latin name, and Greek-Roman mythology.

Your sun-sign constellation

Leo The Lion

Brightest spring star Regulus sits at its heart.

Read the full guide

For fun · sources cited. We don’t publish astrology, personality readings, or compatibility takes. The mapping below is the fixed-date Western tropical-zodiac convention — astronomers actually use sidereal dates that drift slightly. See the 88 constellations for the underlying astronomy.

All 12 zodiac date ranges
  • Aries Mar 21 – Apr 19
  • Taurus Apr 20 – May 20
  • Gemini May 21 – Jun 20
  • Cancer Jun 21 – Jul 22
  • Leo Jul 23 – Aug 22
  • Virgo Aug 23 – Sep 22
  • Libra Sep 23 – Oct 22
  • Scorpius Oct 23 – Nov 21
  • Sagittarius Nov 22 – Dec 21
  • Capricornus Dec 22 – Jan 19
  • Aquarius Jan 20 – Feb 18
  • Pisces Feb 19 – Mar 20