I do not remember the tubes, the tests, or the icy cold of space. I do not remember losing six months of my life. At age nineteen, Amy Nawrocki returned from her first year of college, scribbled a few notes in her journal, and took a terrifying summer trip. She remembers one night of disorientation, then nothing until Christmas, when awareness slowly restarts. The Comet's Tail is the story of these missing months: the seizures...