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Genastro

Sun in sign

The Sun in Leo

Leo is fixed fire, ruled by the Sun. This page covers what that means for the Sun, how often it happens, and when.

  • Sun
  • Leo
Element
Fire
Modality
Fixed
Ruler
Sun
Dignity of the Sun
Domicile (the sign it rules)
Last in Leo
until 23 August 2026, 02:18 UTC
Next in Leo
from 23 July 2027, 01:04 UTC
Next visit lasts
about 31 days

How common

1 in 11

8.78% of 2,000,000 simulated births have the Sun in Leo.

the most common of 12signs

In plain words

  • Sun in Leo

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

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

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What does the Sun in Leo mean?

  1. What the Sun governs

    The Sun expresses itself

    Astrologers treat the Sun as the body that expresses itself. It does that in every sign; the sign changes only the manner.

  2. What Leo adds

    In a warm, open way

    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. Its ruler is the Sun. Traditional astrology calls Leo the Sun's domicile, the sign it rules.

  3. How common it is

    About 1 in 11

    Sun in Leo: 8.78% of simulated births, about 1 in 11; the most common of 12.

How common is the Sun in Leo?

How common is the Sun in each sign?

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

When is the Sun in Leo?

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)

Last, current and next passes

  1. Sun in Leo

    22 Jul 2026 → 23 Aug 2026 · about 31 days

    last pass

  2. Sun in Leo

    23 Jul 2027 → 23 Aug 2027 · about 31 days

    next pass

  • Each year the Sun is in Leo from about 22–24 July to 22–24 August (UTC dates, 1900–2050).

As of 16 October 2026, 13:26 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 Sun in Leo?

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

The Sun in Leo is in domicile, the planet's own home, and the tradition lists no other planet's rulership here. Leo is a masculine, fixed fire sign; the Sun is a masculine, day-team planet, so sect, gender and sign agree. Sect is the tradition's way of sorting the planets into a day team and a night team. Hellenistic astrologers count domicile among the major dignities: the planet has authority in the sign. Medieval astrologers later ranked it first. Saturn is in detriment in Leo, the sign opposite Aquarius, one of its own homes. Because the Sun is its own domicile lord, there is no second planet to inspect for support. The tradition therefore looks to the Sun's house and its aspects, counted by sign. Whether the chart is a day chart or a night chart depends on birth time and decides how much sect adds.

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. Changed: removed the claim that Hellenistic astrologers rank domicile above exaltation, which Ptolemy does not state and which is a later ranking. 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

Leo is the fifth sign of the zodiac, a fixed fire sign with positive polarity, and the only sign the Sun governs in traditional astrology. Modern psychological astrology reads a Sun here as the planet of identity in a sign that matches its function: purpose expressed through creativity, warmth and visibility. Fixed fire is associated with loyalty to a chosen self-image and steady generosity. The tension described is a need for recognition, so that pride can wound easily when effort goes unacknowledged. Hellenistic astrologers call Leo the Sun's domicile, its home, and treat that as a mark of strength in the planet's standing. Modern authors reach a similar picture from the sign's qualities instead.

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 popular secondary descriptions.

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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