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

Recent News

Tumacácori National Historical Park Becomes 100th Designated International Dark Sky Place

TUMACÁCORI, AZ – Tumacácori National Historical Park (NHP) is proud to announce it has received accreditation as the 100th designated International Dark Sky Place by the International Dark-Sky Association (IDA). Tumacácori NHP is honored to […] Read More

New Book Inspires Kids to Explore Night Sky

New Book Inspires Kids to Explore Night Sky Image

  Beginning with a list of memories from her own childhood, Joan Marie Galat wrote a book from the perspective of her younger self. Dark Matters—Nature’s Reaction to Light Pollution is Galat’s most recent book […] Read More

Your True Nature: A True Partner

Your True Nature: A True Partner Image

Ilan Shamir founded Your True Nature, a company that produces nature-themed gifts, about 20 years ago. His daughter, Laurel Alyn-Forest, is now helping to run the company and she also serves on IDA’s board.   […] Read More

Tucson, Arizona, U.S. Skyglow Reduced 7% after Street Light Conversion

Tucson, Arizona, U.S. Skyglow Reduced 7% after Street Light Conversion Image

John Barentine, Director of Conservation at the International Dark-Sky Association, is the lead author of a recent study published online by the Journal of Quantitative Spectroscopy and Radiative Transfer. Although Barentine has previously published papers […] Read More


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