Astronomy Oracle MCP Server

astronomy-oracle

Astronomical catalog data and observing session planner. 13,000+ objects from OpenNGC.

3 72/wk 5 tools GitHub npm

No known CVEs

MIT license

Actively maintained

Last commit 25d ago

Works with most clients

Transport: stdio, http

5 tools · ~129 tok

Grade A · 0.1% of 200K ctx

MCPpedia last refreshed this data 22h ago

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Astronomy Oracle MCP Server is an MCP server that astronomical catalog data and observing session planner. 13,000+ objects from OpenNGC. Its tool list has not been published yet over stdio and http, requires no API key, and scores 85/100 on MCPpedia's security, maintenance and efficiency rubric.

Education Data

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio, http · Node 18+

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "astronomy-oracle": {
      "args": [
        "-y",
        "astronomy-oracle"
      ],
      "command": "npx"
    }
  }
}

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[![MCPpedia Score](https://mcppedia.org/api/badge/io-github-gregario-astronomy-oracle)](https://mcppedia.org/s/io-github-gregario-astronomy-oracle)

Read me

What Astronomy Oracle MCP Server does

Accurate astronomical catalog data and observing session planner for LLM assistants. Stops hallucinated magnitudes, coordinates, and visibility.

Test This Server

Run this in your terminal to verify the server starts. Then let us know if it worked — your result helps other developers.

npx -y 'astronomy-oracle' 2>&1 | head -1 && echo "✓ Server started successfully"

After testing, let us know if it worked:

Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

85/100across 5 weighted dimensions

How we score →

0255075100

−15

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

Checked astronomy-oracle against OSV.dev.

Inventory

Tools (5)

Click any tool to inspect its schema.

~129 tokens total

Community

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Frequently Asked Questions

Is Astronomy Oracle MCP Server safe to use?: Astronomy Oracle MCP Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.
How do I install Astronomy Oracle MCP Server?: Astronomy Oracle MCP Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What can Astronomy Oracle MCP Server do?: Astronomy Oracle MCP Server provides 5 tools: Features, Install, Configuration, Development, License. See the full tools list on the server page for descriptions and parameters.
What AI clients work with Astronomy Oracle MCP Server?: Astronomy Oracle MCP Server is compatible with claude-desktop, cursor, claude-code. It uses stdio and http transport.
Is Astronomy Oracle MCP Server actively maintained?: Astronomy Oracle MCP Server is actively maintained — last commit was 25 days ago. It has 3 GitHub stars.

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Community

Discussion

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Has anyone used this with Cursor?How do you handle auth?Any alternatives?

Frequently Asked Questions

Is Astronomy Oracle MCP Server safe to use?

Astronomy Oracle MCP Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.

How do I install Astronomy Oracle MCP Server?

Astronomy Oracle MCP Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.

What can Astronomy Oracle MCP Server do?

Astronomy Oracle MCP Server provides 5 tools: Features, Install, Configuration, Development, License. See the full tools list on the server page for descriptions and parameters.

What AI clients work with Astronomy Oracle MCP Server?

Astronomy Oracle MCP Server is compatible with claude-desktop, cursor, claude-code. It uses stdio and http transport.

Is Astronomy Oracle MCP Server actively maintained?

Astronomy Oracle MCP Server is actively maintained — last commit was 25 days ago. It has 3 GitHub stars.