International Dark-sky Association


Great Sand Dunes National Park and Preserve.  Photo: NPS/Patrick Myers

International Dark-sky Association Colorado Themes

International Dark-sky Association Colorado Programs

Featured Coming Events

Crestone Dark Sky Celebration

May 14-15, 2021

Featuring spiritual aspects of the night sky, and a night-sky presentation from Dr. Shane Burns.

Rocky Mountain Star Stare

September 2-6, 2021

Colorado’s premier weekend-long star party 

IDA Colorado - Part of the Solution

 A three-minute video introduction

Below:  Slumgullion Center, a Colorado Dark Sky Park, Michael Underwood photo.

Tools for Advocates

IDA Colorado Calendar

IDA Colorado Newsletter Archive

IDA Colorado News

Recommended Links for Advocates

Join the International Dark-sky Association

IDA members with a Colorado mailing address are automatically part of the Colorado chapter. 

Colorado chapter members get a monthly newsletter and other benefits.