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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

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

Parque Nacional Histórico de Tumacácori es Designado Como Sitio Internacional de Cielos Oscuros

Parque Nacional Histórico de Tumacácori es Designado Como Sitio Internacional de Cielos Oscuros Image

TUMACÁCORI, AZ – El Parque Nacional Histórico de Tumacácori  (Tumacácori NHP) esta orgullosos de anunciar que ha sido acreditado como el 100º sitio Internacional del Cielos Oscuros designado por la Asociación Internacional de Cielos Oscuros (IDA). […] Read More

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

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

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

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