Interactive world light pollution map. The map uses NASA Black marble VIIRS, World Atlas 2015, Aurora prediction, observatories, clouds and SQM/SQC overlay contributed by users.

6 days ago · Explore the most accurate 2026 light pollution map web app. Check Bortle Scale and SQM data, and discover dark-sky, Milky Way, and aurora spots near you.

It was long overdue, but this map has now been updated with more recent light pollution information. The years 2006, 2016, 2020, and 2022 can all be selected on the map.

Aug 25, 2024 · Light pollution limits the visibility of milky way to the unaided eye, the visiblity of nebulae and galaxies seen in telescopes, and raises the noise on CCD astrophotographs.

Dec 28, 2025 · Light pollution map with skyglow simulator and imaging calculators for astronomers and astrophotographers. Compare sites and plan faster integrations.

Apr 29, 2025 · Click on map to find out how much light pollution affects your community with this interactive light pollution map. Was this page helpful? An official form of the United States …

Use our interactive Light Pollution Map to find the darkest skies near you. Features a live Bortle Scale simulator and a guide to the best Dark Sky Parks.

A map showing the domain of the 6 continent-scale maps is below. There are two versions of each map: one with borders and coastlines and the other with nothing except light pollution.

Find locations suitable for stargazing, a light pollution map, accessibility by car, space to park, travel time & distance, weather conditions and lunar phase.

All of that data is available to download in a variety of formats, and also can be explored in our interactive map. Links to previous years’ data is available below.