Residents across the United States are going to be treated to an amazing celestial event on Monday, August 21. A solar eclipse will be streaking across the continent from Oregon to South Carolina. It’ll move from coast to coast in 90 minutes. During the eclipse, the moon passes directly in front of the sun, creating a black shadow that makes the sun’s aurora briefly visible. At 1:20 pm, this halo effect--or totality--will reach its point of greatest duration in Makanda, Illinois, just a few miles south of Southern Illinois University’s main campus in Carbondale. The first day of classes have