#medieval-astrology

4 articles

Beginner

Sacrobosco's De Sphaera: the textbook that mapped the medieval cosmos

How a short 13th-century textbook taught Europe the geometry of the sky shared by astrology and astronomy for 400 years.

7 min read·Jun 24

Beginner

Guido Bonatti: the Medieval Master Who Systematised Astrology

Guido Bonatti, the famed 13th-century astrologer of Forli, wrote the encyclopedic Liber Astronomiae that organised the whole art.

7 min read·Jun 20

Natal

The 28 Lunar Mansions: The Moon's Hidden Zodiac

Long before sun signs, astrologers tracked the Moon through 28 nightly stations to time elections and talismans. Here is how the lunar mansions actually work.

9 min read·Jun 5

Natal

Firdaria: The Persian Time-Lords of Your Life Chapters

Firdaria are a Persian time-lord system that divides life into planetary periods, each governed by a planet that sets the dominant theme for that stretch of years, with order and length set by a day or night birth.

9 min read·May 27