# mcp-ephemeris

> mcp-ephemeris — kairosastro-sketch-mcp-ephemeris. Use this tool when you need to provide accurate astronomical or astrological information, such as planetary positions, to answer user queries. It solves problems related to data accuracy in astronomy and astrology by providing computed positions validated against reliable sources. The tool takes input queries and returns precise planetary position data, making it ideal for use cases where accurate celestial information is required.

Canonical page: https://skillsregistry.net/skills/kairosastro-sketch-mcp-ephemeris  
JSON: https://api.skillsregistry.net/v1/skills/kairosastro-sketch-mcp-ephemeris

## Description

An MCP server that provides computed planetary positions using the Swiss Ephemeris engine, validated against JPL Horizons to under one arcsecond. It enables AI assistants to answer astrology and astronomy questions with real, never-guessed data.

## Trust

- **Trust score (0–1):** 0.69
- **Verification tier:** scanned
- **Last scanned:** 2026-08-30

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-08-30

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/ogxi5za4mm)
- **Repository:** <https://github.com/kairosastro-sketch/mcp-ephemeris>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "kairosastro-sketch-mcp-ephemeris"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/kairosastro-sketch-mcp-ephemeris` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/kairosastro-sketch-mcp-ephemeris/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt