Katie Coppens is an award-winning middle school teacher of science and language arts. She is the author of Creative Writing in Science from the NSTA Press as well as four books for middle school students. As an environmental educator, Katie taught at the Hog Island Audubon Camp in Maine, and she spent a year teaching high school biology and English in Tanzania. Dr. Grant Tremblay studies supermassive black holes and star formation at the Harvard Smithsonian Center for Astrophysics. This is his first book for young people.