CycleCalcs Astronomy for Claude.ai

com.cyclecalcs/astronomy

Astronomy: sun, moon, planet, eclipse, twilight and star position calculations.

client:Claude.ai transport:streamable-http tools:11

Install CycleCalcs Astronomy in Claude.ai

Settings → Connectors → Add custom connector

https://www.cyclecalcs.com/mcp

Claude on the web takes a remote URL and completes OAuth in the browser. For a packaged server use Claude Desktop or Claude Code instead. Claude.ai docs

What Claude.ai can do once it is connected

astro_sky_today
astro_sun
astro_moon
astro_moon_phases
astro_positions
astro_rise_set
astro_eclipses
astro_dark_window
astro_planet_board
astro_planet_events
astro_find_place

CycleCalcs Astronomy in other clients

Claude Code
Claude Desktop
Cursor
VS Code
Zed
Windsurf
Cline
Gemini CLI
Grok
ChatGPT
LangChain

CycleCalcs Astronomy MCP server