We promote one simple idea: Light what you need, when you need it.
IDA's coordinated global effort is making a difference, one light, one star, one region at a time.
Tucson, AZ
On Light Pollution
Municipal Code
Lighting Regulations
Star Party & Imaging Conference
Speakers, Premium Workshop,
Dark Skies, & More!
October 24-27, 2019
Palm Canyon Hotel & RV Resort
Borrego Springs CA
International Dark-Sky Association
2019 Annual General Meeting
November 8 & 9, 2019
Tucson, AZ
Your support helps preserve and protect our night environment. You'll receive a sunscription to Nightscape, discounts on IDA materials, news updates, local chapter information , and more!