io.github.cyanheads/astronomy-mcp-serverother

astronomy-mcp-server

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Offline observational astronomy: positions, rise/set, moon phases, eclipses, and seasons.

Install

claude mcp add astronomy-mcp-server -- npx -y @cyanheads/[email protected]

Requires: MCP_LOG_LEVEL, ASTRONOMY_ENABLE_HORIZONS, ASTRONOMY_ENABLE_SATELLITES, ASTRONOMY_DEFAULT_TIMEZONE

Our take

Not yet reviewed. This entry is synced and verified automatically but hasn't had an editorial pass yet. The data above is real; the judgment is yours for now.

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Verification record

in registry since
2026-06-28

github.com/cyanheads/astronomy-mcp-server