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.
International Dark Sky Week 2020
Sunday April 19 - Sunday April 26
IDA Responds to Satellite Megaconstellations
January 17, 2020
Tucson, AZ
On Light Pollution
Municipal Code
Lighting Regulations
Wildlife, Music & Art, Star Party
CANCELLED for 2020
See you next year on August 7, 2021
Jess Martin Park, Julian, CA
Star Party & Imaging Conference
Speakers, Premium Workshop,
Dark Skies, & More!
CANCELLED for 2020
See you next year Nov 4-7, 2021
Palm Canyon Hotel & RV Resort
Borrego Springs CA
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!