Astro

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What this server can do and what it asks for, from its tool list and install config. Checked Oct 25, 2026.

Tools

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Tools (18)

Read from the source code; the running server may differ. Descriptions are the server’s own words; hidden characters are shown as [U+…].

• geocode_city

  Retrieve the latitude and longitude for a given city name. Use this to look up coordinates if the user only provides a city name.

• get_astrology_chart

  Calculate an astrological chart (Western, Vedic, BaZi) based on birth data. All inputs feed directly into the deterministic ephemeris engine.

• get_astrology_reference

  Retrieve authentic interpretation guidelines for a specific astrological system. Use this to ground your readings instead of hallucinating meanings. Valid systems: 'western', 'vedic', 'bazi', 'health', 'synastry', 'consultation'.

• get_compatibility

  Calculate detailed compatibility scoring (0-100) between two people. Returns overall score plus romantic, emotional, intellectual, physical, and spiritual subscores.

• get_composite_chart

  Calculate a midpoint composite chart — the relationship as a third entity. Each planet is the midpoint of its positions in both charts.

• get_lunar_return

  Calculate a lunar return chart — the moment the Moon returns to its natal position. Used for monthly forecasts and emotional cycle tracking.

• get_moon_phase

  Get the current moon phase (or for a specific date): name, illumination %, age, and the next 4 upcoming lunar phase events (new moons, full moons, quarters).

• get_navamsa

  Calculate the Vedic Navamsa (D9) divisional chart. Reveals soul-level strengths, relationship potential, and vargottama status.

• get_numerology

  Calculate core numerology: Life Path number, Personal Year, and (if name provided) Expression and Soul Urge numbers. Master numbers 11/22/33 are preserved (not reduced).

• get_panchang

  Calculate complete Vedic Panchang elements: Tithi, Nakshatra, Yoga, and Karana. Essential for muhurta (auspicious timing) and daily Vedic guidance.

• get_planetary_hours

  Calculate Chaldean planetary hours for a given day and location. Each hour is ruled by a planet in sequence — useful for electional timing.

• get_planetary_return

  Calculate a planetary return chart for any planet (Mercury, Venus, Mars, Jupiter, Saturn, etc.). The moment the planet returns to its natal position, beginning a new cycle.

• get_profile

  Retrieve a saved birth profile.

• get_progressions

  Calculate secondary progressions (1 day = 1 year of life). Reveals evolving identity, emotional needs, and life direction.

• get_solar_return

  Calculate a solar return chart — the moment the Sun returns to its natal position. Essential for annual birthday forecasts and year-ahead readings.

Signals

Stars

12

Forks

3

Open issues

0

Last commit

Jun 7, 2026 (4 months ago)

Last release

Jun 7, 2026 (4 months ago)

From GitHub (fetched Oct 24, 2026).

Details

Registry name

io.github.aryaminus/astro

Version

2.4.0

License

License unknown

Repository

github.com/aryaminus/astro

First seen

Oct 24, 2026

Last checked

Oct 25, 2026

Source

Official MCP Registrygithub-graphql