The night sky in 2003

The night sky in 2003
The Night Sky Team’s study of Arches National Park in 2003 produced a mosaic image where Moab, Utah, and Grand Junction, Colorado, are the two most impactful artificial light sources on astronomy in Arches. | Source: Figure 15 in United States Department of the Interior, National Park Service, Southeast Utah Group, Resource Management Division. Executive Summary: Night Sky Monitoring Program, Southeast Utah Group, Arches and Canyonlands National Parks, Hovenweep and Natural Bridges National Monuments by Charles Schelz and Angie Richman. National Park Service, 2003, 52. Via Internet Archive. https://web.archive.org/web/20201125200655/https://www.nps.gov/cany/learn/nature/upload/NightSky2003.pdf.
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