Telescope Array Surface Detector (IMAGE) University of Utah Caption A Telescope Array Surface Detector and its neighbors, deployed in Utah's west desert. The 507 detectors are arranged on a grid covering 700 square kilometers, about the same as the land area of New York City. Credit photo courtesy of the Telescope Array collaboration Usage Restrictions non commercial with attribution, no modification License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.