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Genastro

Sign compatibility

Leo and Sagittarius

How the Sun in Leo and the Sun in Sagittarius relate by element, modality and position, and what two traditions say about the pairing. It does not predict how two people get on.

  • Leo
  • Sagittarius
Elements
Both fire
Modalities
Fixed and mutable
Angle between the signs
Trine (120°), counted by sign

How common is each Sun sign

  • Sun in Leo8.78%of 2,000,000 simulated births, the most common of 12
  • Sun in Sagittarius8.08%of 2,000,000 simulated births, 4th rarest of 12

There is no simulated figure for the pair itself. These are the shares of each Sun sign on its own.

In plain words

  • Sun in Leo

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

  • 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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Is your Sun in Leo or Sagittarius?

Enter your birth details. The same engine as the full calculator computes your chart and checks it against this page. Only your Sun is compared, so a birth time matters only on a day when the Sun changes sign.

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What is being compared in Leo and Sagittarius?

  1. What is compared

    Two Sun signs

    This page sets the Sun in Leo against the Sun in Sagittarius: each has an element, a modality and a ruler. No tradition on this site claims to predict how two people get on.

  2. How the signs relate

    Trine (120°)

    Both are fire. Fixed and mutable: one sits mid-season, the other closes one. Leo and Sagittarius 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

    No pair figure

    There is no simulated figure for the pair itself. These are the shares of each Sun sign on its own. Sun in Leo: 8.78% of simulated births, about 1 in 11; the most common of 12. Sun in Sagittarius: 8.08% of simulated births, about 1 in 12; 4th rarest of 12.

How do Leo and Sagittarius relate?

Leo

Fixed fire

Leo is a positive (yang) sign: fire and air signs are positive, earth and water signs negative.

Sagittarius

Mutable fire

Sagittarius is a positive (yang) sign: fire and air signs are positive, earth and water signs negative.

Both are fire. Fixed and mutable: one sits mid-season, the other closes one. Leo and Sagittarius are 4 signs apart, a trine (120°) counted by sign. Hellenistic astrologers hold that signs in trine see each other.

How common is each of the two Sun signs?

How common is each Sun 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 and in Sagittarius?

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)
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 Leo

    22 Jul 2026 → 23 Aug 2026 · about 31 days

    last pass

  3. Sun in Sagittarius

    22 Nov 2026 → 21 Dec 2026 · about 30 days

    next pass

  4. 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).
  • 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.

What do different traditions say about Leo and 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

Leo and Sagittarius are four signs apart, a trine, and both are masculine fire signs, which Hellenistic astrologers count as easy contact. Leo is fixed and Sagittarius mutable. The Sun rules Leo and Jupiter rules Sagittarius, so no ruler is shared, and neither has dignity in the other's sign. Both lords belong to the day team under sect, the tradition's sorting of planets into day and night teams. Jupiter is a benefic, a planet the tradition treats as supportive by nature. In Dorotheus' triplicity scheme, which gives each element's three signs their own lords, the Sun rules the fire signs by day and Jupiter by night. Comparing two people's signs with a trine is an extension of a one-chart doctrine.

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

Aspects/aversion by sign (Ptolemy I.13, I.16), dignities, genders and modalities confirmed; the block already says it applies a one-chart doctrine to two people's signs as an extension, which is this page's choice and not an ancient claim. Dorotheus' triplicity lords confirmed.

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

Leo and Sagittarius are four signs apart, a trine, and both are fire. Leo is fixed and Sagittarius mutable. Modern psychological astrology reads a shared element as a common style, here an appetite for enthusiasm, generosity and a large view. It associates the fixed modality with steadiness and the mutable one with flexibility. Both signs are positive in polarity, and in the traditional scheme the Sun governs Leo, so the two signs have different lords. Hellenistic astrologers read the trine as a configuration of ease between signs of one element. They judge a pairing by the planets, with Jupiter, which governs Sagittarius, as the relevant condition, and not by the sign alone. Sign comparison describes themes only; the planets, degrees and houses supply the detail.

Sources

  • Liz Greene, Relating: An Astrological Guide to Living with Others on a Small Planet (1977)
  • 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: Sagittarius is 4 signs from Leo (trine), both fire, fixed versus mutable, both positive; Jupiter rules Sagittarius. Added polarity, rulership and a closing sentence to reach 110 words. Interpretive keywords are consistent with the sign keywords in the project reference data but were not checked against the books' own text; no claim is made about how a pair will fare.

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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