A bright Moon can erase faint meteors and the Milky Way even from dark sites.
Tonight planner
Is tonight good for stargazing near you?
Search a city, use your location, or open a shared coordinate link. Stella scores moonlight, darkness, and the darkest sky within about an hour’s drive, and folds in tonight’s cloud forecast when it loads.
Search Stella places and worldwide cities.
Worldwide results by Open-Meteo and GeoNames. Search text stays out of Stella analytics; successful lookups are cached in this tab for 15 minutes.
Tonight scoreCalculating...
Cherry Springs, PA
Computed for tonight at these coordinates
-out of 100
Best moon-free window · local timeCalculating…
Moonlight-
Moon-free dark-
Darkness-
CloudsLoading…
Sky brightness-
Coming to the App StoreHave the Stella preview? Open in Stella
The window is computed for the selected coordinates and shown in that place’s time zone when Stella can resolve it, otherwise in yours.
A darker cataloged site lifts the score only within 60 km, about an hour’s drive. Farther sites are shown, not scored.
Next steps
Turn tonight into a fuller field plan.
Pair the score with dark places, the sky almanac, and practical observing guides.
Dark-sky mapFind a darker nearby site
Browse protected places, observatories, reserves, and parks by darkness and region.
Open routeSky almanacPlan the next dark windowUse Moon phases, meteor peaks, and eclipse timing when tonight is not the night.
Open routeCity guidesCompare nearby stargazing routesOpen long-tail city guides for dark sites, stays, and drive estimates.
Open routeBeginner guideKnow what to look forStart with bright planets, constellations, and the best targets for your conditions.
Open routeCloudy-night alternativeFind a planetarium showCompare official schedules, audiences, accessibility, and ticket rules near you.
Open route