astro_dark_window — CycleCalcs Astronomy MCP Tool
astro_dark_window
(astro dark window) is one of 11 tools on the
CycleCalcs Astronomy
MCP server. Connect the server and your client discovers it on the handshake.
by client
How to call astro_dark_window from your client
- Claude Code CycleCalcs Astronomy astro_dark_window run in your project directory
- Claude Desktop CycleCalcs Astronomy astro_dark_window ~/Library/Application Support/Claude/claude_desktop_config.json
- Cursor CycleCalcs Astronomy astro_dark_window ~/.cursor/mcp.json
- VS Code CycleCalcs Astronomy astro_dark_window .vscode/mcp.json
- Zed CycleCalcs Astronomy astro_dark_window ~/.config/zed/settings.json
- Windsurf CycleCalcs Astronomy astro_dark_window ~/.codeium/windsurf/mcp_config.json
- Cline CycleCalcs Astronomy astro_dark_window ~/Library/Application Support/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json
- Gemini CLI CycleCalcs Astronomy astro_dark_window ~/.gemini/settings.json
- Grok CycleCalcs Astronomy astro_dark_window .mcp.json (in your project root)
- ChatGPT CycleCalcs Astronomy astro_dark_window Settings → Connectors → Advanced → Developer mode
- Claude.ai CycleCalcs Astronomy astro_dark_window Settings → Connectors → Add custom connector
- LangChain CycleCalcs Astronomy astro_dark_window pip install langchain-mcp-adapters
Fastest route
claude mcp add --transport http astronomy https://www.cyclecalcs.com/mcpOther tools on this server
This list was read from the server itself, by connecting to it and calling tools/list on 24 September 2026. It is what
the server actually exposes, not what its listing claims.
Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. The registry stores tool names only; connect the server for its live schemas.