Celebrating the night skies of Joshua Tree National Park, this all-day festival includes workshops, demonstrations, astronomy talks, and night sky observing. It is a fundraiser sponsored by Joshua Tree National Park, Sky's the Limit Observatory and Nature Center, the Joshua Tree National Park Council for the Arts, and the City of 29 Palms. A number of events are free but tickets or registration fees are required for several events. Go to the Night Sky Festival website which provides all the details and links to register.  Early registration for the fee events is suggested.