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Leading a Movement: IDA 3-Year Strategic Plan (2019-2021)

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Protecting the night sky from light pollution is a critical mission that supports human health and heritage, preserves wildlife habitat, saves money, and provides visual access to celestial discovery for professional and amateur astronomers alike… Read More

Kanab, Utah Preserves View of the Stars with Outdoor Lighting Ordinance

Kanab, Utah Preserves View of the Stars with Outdoor Lighting Ordinance Thumbnail

On June 26, 2018, after a two-year citizen-led effort, the Kanab City Council enacted an outdoor lighting ordinance to protect the natural darkness that makes Kane County, Utah, a great place to see stars. Residents… Read More

The Story of Libra Ω

The Story of Libra Ω Thumbnail

Help us protect night skies by adopting a constellation! Your gift will be matched dollar for dollar through August 3. DONATE NOW TO ADOPT LIBRA The Story of Libra “The Scales” The stars that make Libra used to be viewed as… Read More

Looking Up! Celebrating 30 Years of Night Sky Advocacy at the 2018 Annual General Meeting

Looking Up! Celebrating 30 Years of Night Sky Advocacy at the 2018 Annual General Meeting Thumbnail

Looking Up! This year, we’re celebrating IDA’s 30th anniversary and the community of scientists, conservationists, policy-makers, and advocates who successfully work together to preserve and protect the natural nighttime environment and our heritage of night… Read More

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

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

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

Call for Abstracts for the 2018 Annual General Meeting

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Looking Up! 30-Years of Dark Sky Advocacy IDA’s 30th Annual General Meeting November 9-11, 2018 | Snowbird, Utah The International Dark-Sky Association is pleased to invite you to the 30th Annual General Meeting which will… Read More

IDA Announces Criteria for Community-Friendly Outdoor Sports Lighting

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IDA’s mission is to preserve and protect the nighttime environment and our heritage of dark skies through environmentally responsible lighting. The need for environmentally responsible outdoor lighting that balances the human need for light with… Read More

Harvard Law School Student Studies Light Pollution Case Law for IDA

Harvard Law School Student Studies Light Pollution Case Law for IDA Thumbnail

Tucson, AZ — Harvard Law School student, Iris Zhou, performed a three-week internship at IDA Headquarters in Tucson, Arizona where she researched case law related to light pollution. As a part of her internship, Zhou… Read More

International Dark Sky Week 2018

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Join the International Dark-Sky Association for seven days of celebration, learning and action! Created in 2003 by high-school student Jennifer Barlow, International Dark Sky Week has grown to become a worldwide event and a key… Read More

West Nile Virus Infectious Longer in Birds Exposed to Artificial Light at Night

West Nile Virus Infectious Longer in Birds Exposed to Artificial Light at Night Thumbnail

Artificial light at night doesn’t just affect our ability to see the stars — it also impacts complex ecological interactions and disease transmission factors, with the potential to have profound effects on human health.   What… Read More