This Website is Down for Scheduled Maintenance….


We apologize for any inconvenience this may cause.
We are working hard to complete this Scheduled Maintenance as quickly as possible.

**Update 3AM MST: Scheduled Maintenance may take longer than expected due technical issues.**

Scheduled Maintenance began at April 11st, 2019 at 11pm (Mountain Standard Time)

Scheduled Maintenance is expected to end at April 12th, 2019 at 7am (Mountain Standard Time)


Services are expected to be restored in








Save the night sky!

Join IDA today and support our important night sky preservation and restoration efforts.

IDA members are the heart and soul of this organization because membership dues provide the financial resources needed to protect the night sky. In fact, 73% of IDA’s funding comes from individual investors, like you…. so, thank you!

Your Membership Benefits Include

  • Membership in your local chapter
  • Timely, relevant news and updates about nighttime protection efforts near you and around the world
  • Access to special member resources

Become a Member Now!

Your donation is tax-deductible to the fullest extent of the law.