Looking for Observatories in South Dakota? This complete list profiles all four state observatories, providing city locations, precise latitude/longitude coordinates, telescope aperture in millimeters and clear access notes for visitors and researchers so you can plan stargazing trips, public viewing nights, or compare facilities across South Dakota.
This post compiles a definitive list of planetariums in South Dakota, bringing together locations, show schedules, admission details, and visitor tips for stargazers and educators. The list is being assembled and will be regularly updated—check back or submit a facility to be included and plan your next astronomy outing.