International Dark-sky Association


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

IDA Colorado Programs

Dark Sky Places

Funds for lighting retrofits and other expenses

Citizen Science

To design and promote projects, and give materials to schools and libraries

Lights Out Colorado

To help migratory birds by limiting light pollution

Featured Coming Event

Colorado Gives Day

December 7, 2021

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

Sirius Star Award

Give to the Colorado chapter

Global IDA membership

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