On September 21, 2012, two astronomers using a telescope in the International Scientific Observing Network near Kislovodsk, Russia, discovered a comet that came to be formally known as C/2012 S1 and was popularly called Comet ISON. Just a year later, two honors instructors in Wichita, Kansas, found themselves teaching a course on Comet ISON that came to be formally known as Fire in the Sky and was popularly referred to as “the comet course.
