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The International Dark-Sky Association works to protect the night skies for present and future generations.

Recent News

Mesa Verde Certified as an International Dark Sky Park

The U.S. National Park Service (NPS) and the International Dark-Sky Association (IDA) are pleased to announce Mesa Verde National Park has been accredited as the 100th International Dark Sky Park. This certification recognizes the exceptional […] Read more

A Land of Perpetual False Dawn

Light pollution from greenhouses at night

The following is a guest post by Ken Walczak, Senior Manager for Far Horizons at Adler Planetarium in Chicago, Illinois, USA. Quite often when one thinks of light pollution the first image that comes to […] Read more

Earth Day: Because Every Day Needs a Night

A sun and a moon with the text every day needs a night over a photo of a dark sky

Since 1970, Earth Day has been celebrated globally on April 22 to help raise awareness about the importance of environmental protection. The protection of the natural nighttime environment is a critical mission that impacts all […] Read more

New Program Launches to Save Migrating Birds in Colorado, USA

Lights Out Colorado Logo

DENVER, COLORADO, USA (April 20, 2021)—The National Audubon Society, the International Dark-sky Association, and Denver Audubon have teamed up to launch Lights Out Colorado, a new program that aims to help Coloradans save millions of birds as […] Read more

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Light Pollution Affects Us All!

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