Celebrate the wonder of the night sky in the Black Hills. Enjoy family friendly activities, program, and presentations from a variety of professional educators and facilitators. Featuring Avalon Owens, from Tufts University speaking on the impact of light pollution on fireflies and other bio-luminescent creatures and Craig Howe speaking on Lakota Star Knowledge. Free and open to the public. Donations appreciated. All welcome. www.darkskymovement.org for additional details and registration (so we can be sure to give you a big welcome).

Gathering near the Rochford Trailhead of the Mickelson Trail. Programs will be held at the Rochford Firestation. Night observations will be at Trailhead.