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Genastro

Moon in sign

The Moon in Aries

Aries is cardinal fire, ruled by Mars. This page covers what that means for the Moon, how often it happens, and when.

  • Moon
  • Aries
Element
Fire
Modality
Cardinal
Ruler
Mars
Dignity of the Moon
No essential dignity in the traditional scheme
Last in Aries
until 28 September 2026, 14:40 UTC
Next in Aries
from 23 October 2026, 19:53 UTC
Next visit lasts
about 2.2 days

How common

1 in 12

8.29% of 2,000,000 simulated births have the Moon in Aries.

within noise of an even split of 12

In plain words

  • Moon in Aries

    In Aries, the Moon feels and responds in a direct, quick-starting way.

Generic readingA generic description in the style of modern astrology, the same for everyone who has this placement. Not a prediction.

Do you have this?

Is your Moon in Aries?

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What does the Moon in Aries mean?

  1. What the Moon governs

    The Moon feels and responds

    Astrologers treat the Moon as the body that feels and responds. It does that in every sign; the sign changes only the manner.

  2. What Aries adds

    In a direct, quick-starting way

    Aries is a cardinal fire sign. Fire, earth, air and water are the four elements; fire is classically hot and dry. Modalities group the signs by their place in a season: cardinal signs open a season. Its ruler is Mars. Traditional astrology gives the Moon no domicile, exaltation, detriment or fall in Aries.

  3. How common it is

    About 1 in 12

    Moon in Aries: 8.29% of simulated births, about 1 in 12; within noise of an even split of 12.

How common is the Moon in Aries?

How common is the Moon in each sign?

An even split of the 12 signsBars start at zero.Share of simulated births with the Moon in each of the 12 signs. Share of 2,000,000 simulated births (1950–2024), tropical zodiac.

When is the Moon in Aries?

Moon in Aries, last pass
ended 28 Sept 2026
26 September 2026, 10:23 UTC to 28 September 2026, 14:40 UTC (about 2 days)
Moon in Aries, next pass
from 23 Oct 2026
23 October 2026, 19:53 UTC to 25 October 2026, 23:34 UTC (about 2 days)

Last, current and next passes

  1. Moon in Aries

    26 Sept 2026 → 28 Sept 2026 · about 2 days

    last pass

  2. Moon in Aries

    23 Oct 2026 → 25 Oct 2026 · about 2 days

    next pass

  • A visit of the Moon to Aries lasts about 2.3 days at the median, from 2.0 to 2.5 days (2,019 visits, 1900–2050).

As of 16 October 2026, 15:23 UTC. Dates are UTC, tropical zodiac, read from the ephemeris's table of sign entries. This page refreshes hourly.

How do different traditions read the Moon in Aries?

AI-written text that an AI research review then checked against sources. No person has reviewed it; the notes and references behind each check are under its label.

Hellenistic

The astrology of the Greek-speaking Mediterranean from roughly the 1st century BCE to the 7th century CE, as recorded by authors such as Vettius Valens, Dorotheus and Ptolemy.

AI-written, checked by AI

1 Oct 2026

Your Moon is in Aries, a masculine, cardinal fire sign, and the tradition lists no domicile, exaltation, detriment or fall for the Moon there. Domicile is the sign a planet rules, its home. Hellenistic astrologers treat the Moon as the night-team light and a feminine planet. Sect means the system that sorts planets by whether the chart was born in daylight. A masculine fire sign is then a partial match for the Moon, weighed without calling it a flaw. Aries is where the Sun is exalted and Saturn is in fall, a note about the wider chart. Mars, the domicile lord, is also a night-team planet, so lord and Moon share a team. Chart type depends on birth time. The tradition looks to Mars next: its sign, house and dignity show how the Moon's condition is carried out.

A note on “detriment”: the early Hellenistic texts note a planet opposite its own sign without naming it. The term is defined only in late and medieval sources, and scholars disagree on whether the idea was implicit earlier.

Sources

  • Ptolemy, Tetrabiblos, Book I
  • Vettius Valens, Anthology, Book I
  • Chris Brennan, Hellenistic Astrology: The Study of Fate and Fortune (2017)

What was checked

An AI research review checked this text against sources on 1 Oct 2026. No person has reviewed it.

Reviewer's notes

Checked sign element, modality and gender, domicile, exaltation, detriment and fall against the project data and Ptolemy, plus sect and sign relationships; all consistent. gender/sect match claims rest on Ptolemy and a secondary source. Detriment is stated as a table fact where it appears; its Hellenistic status is disputed (secondary source only). Source works confirmed to exist and to treat the topic (Valens Book I opened; others via secondary pages).

Sources consulted

  • Loeb text of Ptolemy, Tetrabiblos I: planet genders (I.6), diurnal/nocturnal planets and Mercury as morning/evening star (I.7), masculine/feminine and bicorporeal signs (I.11–12), houses of Sun, Moon and Saturn (I.17), exaltations and depressions (I.19); Ptolemy does not rank domicile above exaltation penelope.uchicago.edu (opens in a new tab)
  • Riley's translation, Valens Anthology Book I: day/night sect of each planet, and the natures of the signs (house of, masculine/feminine, bicorporeal) skyscript.co.uk (opens in a new tab)
  • table of dignities; Hellenistic authors treated domicile, exaltation, triplicity and bounds as comparably influential, ranking and point scores came later (secondary source) en.wikipedia.org (opens in a new tab)
  • masculine signs are diurnal and feminine nocturnal; ancient authors (Dorotheus, Serapio) say planets do better in signs of their own gender or sect; secondary source sevenstarsastrology.com (opens in a new tab)
  • Anthology, ten books, c. 150–175 CE, Riley translation online en.wikipedia.org (opens in a new tab)
  • Brennan, Hellenistic Astrology: The Study of Fate and Fortune, February 2017, survey of the tradition's techniques goodreads.com (opens in a new tab)

Modern psychological

The 20th-century Western approach shaped by Alan Leo, Dane Rudhyar and Liz Greene, drawing on Jungian psychology.

AI-written, checked by AI

1 Oct 2026

The Moon in Aries places the Moon, the body astrologers associate with emotional habit and need, in a cardinal fire sign. Modern psychological astrology reads this as feelings that arrive quickly and are acted on quickly. The associated need is autonomy and movement, so being kept waiting or managed can register as a threat. Authors describe the tension as a fast emotional temperature with little patience for lingering moods, which others may take for bluntness. Hellenistic astrologers assign the Moon no domicile, exaltation, detriment or fall in Aries. They look instead at its phase, house and aspects, and at whether the chart is diurnal (born by day) or nocturnal (born by night), a distinction called sect. Modern texts weight the sign more heavily than that technique does.

Sources

  • Liz Greene and Howard Sasportas, The Luminaries: The Psychology of the Sun and Moon in the Horoscope (1992)
  • Stephen Arroyo, Astrology, Psychology, and the Four Elements (1975)
  • Ptolemy, Tetrabiblos, Book I (dignities and sect)

What was checked

An AI research review checked this text against sources on 1 Oct 2026. No person has reviewed it.

Reviewer's notes

Sign/element/modality, ruler and dignity claims checked against the project reference data and Wikipedia; the per-sign tendencies attributed to modern authors are confirmed only against a popular secondary description, not the books. Narrowed the Hellenistic "no rank" wording to "no domicile, exaltation, detriment or fall" so the claim matches the four dignities checked.

Sources consulted

Where they differ

Hellenistic astrology reasons from technique: essential dignity, sect and configuration by sign. Modern psychological astrology reasons from element, modality and the planet's function. They start from different questions, so the same placement can read differently, and neither reading is the verdict. Both use the tropical zodiac here.

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