Dark Sky Map United States

Dark Sky Map United States. List of Class 1-2 Bortle parks and places in the U.S The years 2006, 2016, 2020, and 2022 can all be selected on the map

The darkest skies have the least light pollution from nighttime lighting and other sources The Bortle scale is one measure of determining sky brightness (light pollution) at night.

Interactive Astronomy Map

This website was born out of my own search for dark, starry skies. There are popup windows with five of the most relevant metrics, a snapshot report, and night sky images for dates that data were collected. One of only two International Dark Sky Reserves in the U.S., the area encompasses more than 1,400 square miles of land

. The darkest skies have the least light pollution from nighttime lighting and other sources The main feature of this website is the light pollution map, which has recently been updated with data from 2022.

Dark Sky Calendar Usa Dalila Wanids. The map shows light pollution levels, lunar conditions, and access to U.S The map uses NOAA/EOG VIIRS, World Atlas 2015, Aurora prediction, observatories, clouds and SQM/SQC overlay contributed by users.