Grand Canyon National Park Star Party - 2792
For eight days every June, park visitors and residents explore the wonders of the night sky on Grand Canyon National Park's South Rim with the Tucson Amateur Astronomy Association and on the North Rim with the Saguaro Astronomy Club of Phoenix.
Amateur astronomers from across the country volunteer their expertise and offer free nightly astronomy programs and free telescope viewing. NPS/M.Quinn
img alt = "Red lights illuminate several telescopes. In the background, a starry sky.