Zodiac Decans
Not all Aries are the same. Each sign is divided into three 10-degree segments called decans, each with a unique sub-ruler that modifies the sign's expression. Explore all 36 decans below.
♈
Aries 1st Decan
March 21 – March 30
Ruler: Mars
♈
Aries 2nd Decan
March 31 – April 9
Ruler: Sun
♈
Aries 3rd Decan
April 10 – April 19
Ruler: Jupiter
♉
Taurus 1st Decan
April 20 – April 29
Ruler: Venus
♉
Taurus 2nd Decan
April 30 – May 10
Ruler: Mercury
♉
Taurus 3rd Decan
May 11 – May 20
Ruler: Saturn
♊
Gemini 1st Decan
May 21 – May 31
Ruler: Mercury
♊
Gemini 2nd Decan
June 1 – June 10
Ruler: Venus
♊
Gemini 3rd Decan
June 11 – June 20
Ruler: Uranus
♋
Cancer 1st Decan
June 21 – July 1
Ruler: Moon
♋
Cancer 2nd Decan
July 2 – July 12
Ruler: Pluto
♋
Cancer 3rd Decan
July 13 – July 22
Ruler: Neptune
♌
Leo 1st Decan
July 23 – August 1
Ruler: Sun
♌
Leo 2nd Decan
August 2 – August 12
Ruler: Jupiter
♌
Leo 3rd Decan
August 13 – August 22
Ruler: Mars
♍
Virgo 1st Decan
August 23 – September 1
Ruler: Mercury
♍
Virgo 2nd Decan
September 2 – September 11
Ruler: Saturn
♍
Virgo 3rd Decan
September 12 – September 22
Ruler: Venus
♎
Libra 1st Decan
September 23 – October 2
Ruler: Venus
♎
Libra 2nd Decan
October 3 – October 12
Ruler: Uranus
♎
Libra 3rd Decan
October 13 – October 22
Ruler: Mercury
♏
Scorpio 1st Decan
October 23 – November 1
Ruler: Pluto
♏
Scorpio 2nd Decan
November 2 – November 11
Ruler: Neptune
♏
Scorpio 3rd Decan
November 12 – November 21
Ruler: Moon
♐
Sagittarius 1st Decan
November 22 – December 1
Ruler: Jupiter
♐
Sagittarius 2nd Decan
December 2 – December 11
Ruler: Mars
♐
Sagittarius 3rd Decan
December 12 – December 21
Ruler: Sun
♑
Capricorn 1st Decan
December 22 – December 31
Ruler: Saturn
♑
Capricorn 2nd Decan
January 1 – January 10
Ruler: Venus
♑
Capricorn 3rd Decan
January 11 – January 19
Ruler: Mercury
♒
Aquarius 1st Decan
January 20 – January 29
Ruler: Uranus
♒
Aquarius 2nd Decan
January 30 – February 8
Ruler: Mercury
♒
Aquarius 3rd Decan
February 9 – February 18
Ruler: Venus
♓
Pisces 1st Decan
February 19 – February 29
Ruler: Neptune
♓
Pisces 2nd Decan
March 1 – March 10
Ruler: Moon
♓
Pisces 3rd Decan
March 11 – March 20
Ruler: Pluto