Winterizing the Observatory

Society members have been working to clean and do maintenance at the observatory. Pictured here, Jim and Richard work on stripping the concrete roof in preparation of new sealant.

Streaming broadcast

Hidden Valley Observatory telescope

Become a Member of Black Hills Astronomical Society!

Learn more about Black Hills Astronomical Society, located in Rapid City, South Dakota, and the benefits of becoming a member.

Private Star Party Workshop?

Interested in a private star party workshop for your organization? Learn more here.