Manilius

Definition

Marcus Manilius (active in the early 1st century CE) was a Roman teaching poet who wrote the *Astronomica*, a five-book Latin poem on astrology in hexameter verse, composed under the emperors Augustus and Tiberius. It is the earliest substantially complete astrological text in Latin. It covers cosmology, the zodiacal signs and their associations, the twelve places (the houses, here called *templa*), the dodecatemoria (twelfth-part subdivisions of each sign), the doctrine of the chart's angles, the athla (a set of topics derived from the Lot of Fortune), and the paranatellonta — the constellations outside the zodiac that rise alongside the signs.

In Tradition

In Hellenistic studies, Manilius is treated as the main surviving Latin witness to early-imperial astrological doctrine, and as a verse counterpart to the prose Greek tradition. Greenbaum draws on him for the rare Latin word *daemonie* (*Astronomica* 2.897) for the fifth place, and for *templum* (2.943), which frames a chart-angle as a sacred space for taking omens. Crane preserves Manilius's run of twelve topics counted from the Lot of Fortune — the Circle of Athla — as an alternative scheme predating the standard one.

In Practice

You will read Manilius mostly for historical and comparative interest: the early Latin account of the twelve places, the Athla scheme as an alternative to the usual derived-house framework, the description of the paranatellonta and the geometry of their rising times, and the early Roman evidence for decan doctrine, which divides each sign into three ten-degree segments. Lightfoot compares the verse metrics of Manilius, Maximus, and Dorotheus against the Manethoniana to fix their relative dating. If you work from the original, the standard editions give both the Latin text and an English translation.

Historical Origin

Manilius composed the *Astronomica* around 10–20 CE, under Augustus and Tiberius — Book I refers to the Varian disaster of 9 CE, and Book IV to events of Tiberius' reign. The Latin original is public-domain. The text survives through medieval manuscripts, notably the *Gemblacensis* and *Lipsiensis*, which Poggio Bracciolini rediscovered at St Gall in 1417; from then on it shaped Renaissance astrology and humanist Latin scholarship. Public-domain editions include Thomas Creech's 1697 English translation, while the most-used modern critical edition with a parallel English translation is G. P. Goold's Loeb Classical Library volume (1977, copyrighted-modern).

Further Reading

• Marcus Manilius, Astronomica (trans. Thomas Creech, 1697)
• Marcus Manilius, Astronomica (trans. G. P. Goold, Loeb Classical Library 1977)
• James H. Holden, A History of Horoscopic Astrology