Sagittarius (♐︎) is the ninth astrological sign, which is associated with the constellation Sagittarius and spans 240–270th degrees of the zodiac. Under the tropical zodiac, the sun transits this sign between approximately November 22 and December 21. Greek mythology associates Sagittarius with the centaur Chiron, who mentored Achilles, a Greek hero of the Trojan War, in archery.
A medieval Sagittarius found in the Church of Notre-Dame, Sablières, France
Sagittarius as depicted in the 14th-/15th-century Arabic astrology text Book of Wonders
Sagittarius - The Centaur, detail from the Horoscope from 'The book of birth of Iskandar"
Aries (♈︎) is the first astrological sign in the zodiac, spanning the first 30 degrees of celestial longitude, and originates from the Aries constellation. Under the tropical zodiac, the Sun transits this sign from approximately March 21 to April 19 each year. This time-duration is exactly the first month of the Solar Hijri calendar.
Mosaic in Maltezana near Analipsi, Astypalaia, 5th century CE
Aries zodiac sign, Jantar Mantar, Jaipur, India, 18th century CE
Aries, or al-ħamal, depicted in the 14th/15th century Arabic astrology text Book of Wonders