Naelos.ai

ai.naelos/naelosVersion 1.0.0

Astrology charts, transits and eclipses from NASA JPL data, 13,200 BC to AD 17,191. Free, no key.

Status

Responds221 msNov 14, 2026, 13:31 UTCAnswered our handshake without sign-in.

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Last checked: Nov 14, 2026, 13:31 UTC
Latency: 221 ms
Remotes responding: 1 of 1
Sign-in: No sign-in
Hosting: Hosted outside the EU (detected)
Registry data as of: Nov 14, 2026, 22:14 UTC

Data from the official MCP Registry, checked by run.zero. How we check

Connect

Streamable HTTP

https://mcp.naelos.ai/mcpResponds221 msNov 14, 2026, 13:31 UTC

No sign-in

Claude Code

claude mcp add --transport http naelos https://mcp.naelos.ai/mcp

Claude Desktop and claude.ai

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Settings > Connectors > Add custom connector
Name: naelos
Remote MCP server URL: https://mcp.naelos.ai/mcp

Cursor

{
  "mcpServers": {
    "naelos": {
      "url": "https://mcp.naelos.ai/mcp"
    }
  }
}

VS Code

code --add-mcp '{"name":"naelos","type":"http","url":"https://mcp.naelos.ai/mcp"}'

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Tools

10 tools

Tools of Naelos.ai
	Description		Read-only	Idempotent	Open world
`eclipses`Solar and lunar eclipses between two dates (up to 20 years per call), with type, the exact moment of greatest eclipse and the eclipse degree. Works across the full 15,000-year span.	Solar and lunar eclipses between two dates (up to 20 years per call), with type, the exact moment of greatest eclipse and the eclipse degree. Works across the full 15,000-year span.	Not declared	Yes	Yes	No
`naelos_library`Which national charts (198) and empire charts (19) Naelos holds, each researched and sourced, with the founding event it is cast for. The charts themselves, with their times, places and readings, are in Naelos's Mundane suite.	Which national charts (198) and empire charts (19) Naelos holds, each researched and sourced, with the founding event it is cast for. The charts themselves, with their times, places and readings, are in Naelos's Mundane suite.	Not declared	Yes	Yes	No
`natal_chart`A complete natal (birth) chart: every planet's sign, degree and house, the Ascendant and Midheaven, retrogrades, and the aspects between planets with exact orbs. Calculated from NASA JPL data by Naelos Ephemeris.	A complete natal (birth) chart: every planet's sign, degree and house, the Ascendant and Midheaven, retrogrades, and the aspects between planets with exact orbs. Calculated from NASA JPL data by Naelos Ephemeris.	Not declared	Yes	Yes	No
`planet_position`One body's tropical position on a date, anywhere from 13,200 BC to AD 17,191, with its speed and whether it is retrograde. For historical and ancient dates; dates before 1582 are proleptic Gregorian.	One body's tropical position on a date, anywhere from 13,200 BC to AD 17,191, with its speed and whether it is retrograde. For historical and ancient dates; dates before 1582 are proleptic Gregorian.	Not declared	Yes	Yes	No
`progressions`The progressed chart as of today: secondary progressions (a day after birth for each year of life) or solar arc directions (every point moved by the Sun's progressed arc).	The progressed chart as of today: secondary progressions (a day after birth for each year of life) or solar arc directions (every point moved by the Sun's progressed arc).	Not declared	Yes	Yes	No
`returns`The solar return for a year (the moment the Sun returns to its birth position, the chart for that year) or the most recent lunar return (the last time the Moon reached its birth position), cast for the birthplace or another location.	The solar return for a year (the moment the Sun returns to its birth position, the chart for that year) or the most recent lunar return (the last time the Moon reached its birth position), cast for the birthplace or another location.	Not declared	Yes	Yes	No
`sky_now`Where every planet is at a moment (now by default): sign, degree, retrograde, and the aspects between them. Give a place to add houses and angles. Works for any date from 13,200 BC to AD 17,191.	Where every planet is at a moment (now by default): sign, degree, retrograde, and the aspects between them. Give a place to add houses and angles. Works for any date from 13,200 BC to AD 17,191.	Not declared	Yes	Yes	No
`synastry`The aspects between two people's birth charts (each one's planets to the other's), with exact orbs and strength.	The aspects between two people's birth charts (each one's planets to the other's), with exact orbs and strength.	Not declared	Yes	Yes	No
`timing_events`Between two dates: planets changing sign, new and full Moons (and quarters), and retrograde and direct stations, each with its exact moment in UTC. At most two years per call.	Between two dates: planets changing sign, new and full Moons (and quarters), and retrograde and direct stations, each with its exact moment in UTC. At most two years per call.	Not declared	Yes	Yes	No
`transits`Every exact transit of the planets (Sun to Pluto; the Moon is left out as it aspects everything monthly) to a birth chart's planets, Ascendant and Midheaven over a span, with the exact date of each and whether the planet is retrograde. Major aspects: conjunction, sextile, square, trine, opposition.	Every exact transit of the planets (Sun to Pluto; the Moon is left out as it aspects everything monthly) to a birth chart's planets, Ascendant and Midheaven over a span, with the exact date of each and whether the planet is retrograde. Major aspects: conjunction, sextile, square, trine, opposition.	Not declared	Yes	Yes	No

Details

Registry status: Active
Published: Oct 28, 2026
Updated: Oct 28, 2026
Website: https://naelos.ai/mcp⁠ (opens in a new tab)
Repository: Not given
Categories (suggested): Marketing and SEOSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared

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