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Genastro

Sun in sign

The Sun in Sagittarius

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

  • Sun
  • Sagittarius
Element
Fire
Modality
Mutable
Ruler
Jupiter
Dignity of the Sun
No essential dignity in the traditional scheme
Last in Sagittarius
until 21 December 2025, 15:03 UTC
Next in Sagittarius
from 22 November 2026, 07:23 UTC
Next visit lasts
about 30 days

How common

1 in 12

8.08% of 2,000,000 simulated births have the Sun in Sagittarius.

4th rarest of 12signs

In plain words

  • Sun in Sagittarius

    In Sagittarius, the Sun expresses itself in a wide-ranging, optimistic 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 Sagittarius 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 Sagittarius adds

    In a wide-ranging, optimistic way

    Sagittarius is a mutable 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: mutable signs close a season. Its ruler is Jupiter. Traditional astrology gives the Sun no domicile, exaltation, detriment or fall in Sagittarius.

  3. How common it is

    About 1 in 12

    Sun in Sagittarius: 8.08% of simulated births, about 1 in 12; 4th rarest of 12.

How common is the Sun in Sagittarius?

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 Sagittarius?

Sun in Sagittarius, last pass
ended 21 Dec 2025
22 November 2025, 01:35 UTC to 21 December 2025, 15:03 UTC (about 30 days)
Sun in Sagittarius, next pass
from 22 Nov 2026
22 November 2026, 07:23 UTC to 21 December 2026, 20:50 UTC (about 30 days)

Last, current and next passes

  1. Sun in Sagittarius

    22 Nov 2025 → 21 Dec 2025 · about 30 days

    last pass

  2. Sun in Sagittarius

    22 Nov 2026 → 21 Dec 2026 · about 30 days

    next pass

  • Each year the Sun is in Sagittarius from about 21–23 November to 21–23 December (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 Sagittarius?

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

Sagittarius is a masculine, mutable fire sign, and the tradition lists no domicile, exaltation, detriment or fall for the Sun here. Domicile is the sign a planet rules, its home. Sect and gender match closely: the Sun is a masculine, day-team planet in a masculine sign. Sect is the tradition's sorting of planets into a day team and a night team. Jupiter, the planet that rules Sagittarius, is also on the day team, so Hellenistic astrologers see the Sun and its lord as allies. Jupiter is a benefic, a planet the tradition treats as supportive by nature. In Dorotheus' triplicity scheme Jupiter rules fire signs by night while the Sun rules them by day, so the two partner across the clock. Mercury is in detriment in Sagittarius, a point about the wider chart. Look to Jupiter's sign and house next.

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
  • Dorotheus of Sidon, Carmen Astrologicum
  • 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. triplicity lords match the Dorothean table (secondary sources; Carmen Astrologicum itself not opened); 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)
  • Dorothean triplicity table (fire Sun/Jupiter/Saturn, earth Venus/Moon/Mars, air Saturn/Mercury/Jupiter, water Venus/Mars/Moon); secondary source augurine.com (opens in a new tab)
  • quotes Dorotheus on the fire triplicity (Sun, Jupiter, Saturn by day; Jupiter, Sun, Saturn by night) and that all three lords count; secondary source sevenstarsastrology.com (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)
  • Carmen Astrologicum (Pentateuch), Pingree translation 1976 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

Sagittarius is the ninth sign, a mutable fire sign with positive polarity. Modern psychological astrology reads a Sun here as an identity built through search: for meaning, for larger context, for experience beyond the familiar. Mutable fire is associated with enthusiasm that adapts and moves on. Authors describe the purpose as understanding and sharing a view of how things fit together. The tension is restlessness, along with a tendency to favor the big picture over the small obligation. Hellenistic astrologers assign the Sun no domicile, exaltation, detriment or fall in Sagittarius, Jupiter's domicile, and read the placement through Jupiter's condition and the Sun's house. Modern texts describe the sign's quality directly and weigh Jupiter less.

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)

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 tradition-level and not confirmed against the books themselves (no secondary page opened for this sign). 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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