Stellarhound — stargazing forecasts, dark-sky sites & aurora
Live stargazing forecasts: per-night sky scores, dark-sky sites, aurora & light pollution anywhere.
Connect Remote server
claude mcp add --transport http stellarhound-mcp https://stellarhound.com/mcp
{
"mcpServers": {
"stellarhound-mcp": {
"url": "https://stellarhound.com/mcp"
}
}
}
{
"servers": {
"stellarhound-mcp": {
"type": "http",
"url": "https://stellarhound.com/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://stellarhound.com/mcp
Tools 6 found in our last check
get_stargazing_conditionsScore the next nights for stargazing at a location (0-100 per night). Use for "when should I stargaze this week near X", "is Saturday any good for the Milky Way", trip planning. Each night combines the three-layer cloud-cover forecast, moon illumination and up-fraction, and the…
get_tonight_agendaGet tonight's stargazing plan for a location: score, darkness window, and what to observe. Use when the user asks "what can I see tonight" / "is tonight worth going out". Returns tonight's sky score and darkness window plus a ranked agenda of observing targets appropriate for th…
find_dark_sky_sitesRecommend dark-sky sites near a location, ranked by whether the drive is worth it. Use for "where should I drive to stargaze near X". Sites are grouped by drivability (how far), then ranked by a drive-worth score combining the best weather window over the next 7 nights, how much…
get_aurora_forecastGet the aurora (northern/southern lights) outlook for a location. Use for "any chance of aurora tonight near X". Combines the Kp-index forecast with the location's geomagnetic latitude to say whether aurora could be visible there, and when. Args: lat: Latitude in decimal degrees…
get_light_pollutionEstimate light pollution at any point: approximate Bortle class and what's visible there. Use for "how dark is the sky at X" / "can I see the Milky Way from X". Returns the zenith-brightness-derived estimate (mpsas, approximate Bortle class) and a plain-language ceiling: what th…
calculate_telescope_fovCompute astrophotography field of view, image scale, diffraction limits, and seeing sampling (fov-v1). Use when the user asks "will M31 fit in my telescope + camera", "what is the image scale of an RedCat 51 / Askar SQA55 / EdgeHD 8 with an ASI2600MC", or "am I undersampled or o…
Details
| Endpoint | https://stellarhound.com/mcp (Streamable HTTP) |
| First published | 19 Aug 2026 |
| Last updated | 19 Aug 2026 |
| Registry name | com.stellarhound/stellarhound-mcp |
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