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Genastro

Sun and Moon pair

Leo Sun, Aries Moon

The Sun in Leo and the Moon in Aries at the same birth: what the two signs share, how often the pair occurs, and when it next happens.

  • Sun
  • Moon
Elements
Both fire
Modalities
Fixed Sun, cardinal Moon
Angle between the signs
Trine (120°), counted by sign

How common

1 in 135

0.74% of 2,000,000 simulated births have the Sun in Leo and the Moon in Aries.

about 8th most common of 144Sun and Moon pairs

In plain words

  • Sun in Leo

    In Leo, the Sun expresses itself in a warm, open way.

  • 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?

Do you have the Leo Sun and Aries Moon?

Enter your birth details. The same engine as the full calculator computes your chart and checks it against this page. The Moon can change sign during a day, so without a birth time the answer is given only when the Moon is far from a sign boundary.

Date of birth
Exact time of birth24-hour

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What does a Leo Sun with a Aries Moon mean?

  1. What the Sun and Moon govern

    One expresses, one responds

    Astrologers treat the Sun as the body that expresses itself and the Moon as the body that feels and responds. Each does it in the manner of the sign it is in.
  2. What the two signs add

    Trine (120°)

    Leo is a fixed 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: fixed signs sit in the middle of a season. 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. Leo and Aries are 4 signs apart, a trine (120°) counted by sign. Hellenistic astrologers hold that signs in trine see each other.
  3. How common it is

    About 1 in 135

    Leo Sun, Aries Moon: 0.74% of simulated births, about 1 in 135; about 8th most common of 144.

How does the pair compare with each placement alone?

  1. Step 1

    Sun in Leo

    1 in 11

    8.78% of 2,000,000 simulated births

    the most common of 12

  2. Step 2

    Moon in Aries

    1 in 12

    8.29% of 2,000,000 simulated births

    within noise of an even split of 12

  3. Step 3

    Leo Sun, Aries Moon

    1 in 135

    0.74% of 2,000,000 simulated births

    about 8th most common of 144

Share of simulated births; the pair is ranked among all 144 Sun and Moon sign pairs, each placement alone among the 12 signs.

How common is each Moon sign for a Leo Sun?

How common is a Leo Sun with each Moon sign?

The average of the twelveBars start at zero.Share of simulated births with the Sun in Leo and the Moon in each of the 12 signs. Share of 2,000,000 simulated births (1950–2024), tropical zodiac.

What happens when a Rising sign is added?

  • Aries6.14%
  • Taurus6.96%
  • Gemini8.39%
  • Cancer9.50%
  • Leo9.67%
  • Virgo9.36%
  • Libra9.38%
  • Scorpio9.66%
  • Sagittarius9.49%
  • Capricorn8.37%
  • Aquarius6.99%
  • Pisces6.11%

An even split of the 12 signsBars start at zero.A third placement splits every Sun and Moon pair twelve ways. Share of simulated births with each Rising sign on the Ascendant, whatever the Sun and Moon.

When are the Sun in Leo and the Moon in Aries together?

Sun in Leo, last pass
ended 23 Aug 2026
22 July 2026, 19:13 UTC to 23 August 2026, 02:18 UTC (about 31 days)
Sun in Leo, next pass
from 23 Jul 2027
23 July 2027, 01:04 UTC to 23 August 2027, 08:14 UTC (about 31 days)
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. Sun in Leo

    22 Jul 2026 → 23 Aug 2026 · about 31 days

    last pass

  2. Moon in Aries

    26 Sept 2026 → 28 Sept 2026 · about 2 days

    last pass

  3. Moon in Aries

    23 Oct 2026 → 25 Oct 2026 · about 2 days

    next pass

  4. Sun in Leo

    23 Jul 2027 → 23 Aug 2027 · about 31 days

    next pass

  • The Sun in Leo and the Moon in Aries were last together from 2 August 2026, 20:36 UTC to 5 August 2026, 02:35 UTC.
  • The Sun in Leo and the Moon in Aries are next together from 24 July 2027, 01:09 UTC to 26 July 2027, 10:27 UTC.
  • Each year the Sun is in Leo from about 22–24 July to 22–24 August (UTC dates, 1900–2050).
  • 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, 15:24 UTC. Dates are UTC, tropical zodiac, read from the ephemeris's table of sign entries. This page refreshes hourly.

How do different traditions read a Leo Sun with a Aries Moon?

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

This pairing puts the Sun in Leo, its domicile, the sign it rules and so its home, and the Moon in Aries. Counted by sign, that is a trine, a harmonious configuration in Ptolemy's terms, and both signs are masculine fire signs. The Moon has no domicile, exaltation, detriment or fall in Aries. Aries is four signs behind Leo, which puts the Moon roughly 210° to 270° ahead of the Sun along the zodiac. That is roughly the waning half, between past full and last quarter. Sign distance is coarse, so exact degrees matter. Aries is the Sun's exaltation, though here it is the Moon that sits there. Mars, Aries's lord, has no dignity in Leo. The tradition looks next to the Sun's own house and to Mars's placement.

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
  • Paulus Alexandrinus, Introductory Matters
  • 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

Sign-count configurations (Ptolemy I.13, I.16) and Moon-phase ranges (rechecked by arithmetic against the Sun in Leo and the lunar-phase angles) hold. Changed 'easiest' wording to Ptolemy's 'harmonious' where it appeared.

Sources consulted

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

A Leo Sun with the Moon in Aries puts both luminaries in fire signs four signs apart, a trine by sign. Modern psychological astrology reads the Sun as what a person aims at and the Moon as what is needed to feel settled. Here aim and need point the same way: visible, self-directed action. Fixed Leo sustains what cardinal Aries starts, so the pairing is associated with confidence and momentum. The tension described is impatience and a shared appetite for the lead, with little built-in brake. Hellenistic astrologers read the trine as a configuration of ease between signs, then look to the Moon's phase, house and sect (day or night chart). This sign pair determines none of them.

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)
  • 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

Verified against the reference data and sources: Aries is 4 signs from Leo (trine), both fire, fixed versus cardinal; the Moon has no domicile, exaltation or fall in Aries. Source existence confirmed; the Brennan entry is kept for the whole-sign trine and the role of sect, which are confirmed in secondary descriptions only. Modern interpretive keywords are consistent with the sign keywords in the project reference data but were not checked against the books' own text. Brennan's coverage of aspects, sect and aversion is confirmed from contents summaries and reviews, not from the pages.

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.