The University of Arizona Press

David H. Levy has written over three dozen books, including The Sky: A User’s Guide, David Levy’s Guide to Observing and Discovering Comets, and Deep Sky Objects: The Best and Brightest from Four Decades of Comet Chasing. He has written about astronomy for magazines such as Sky and Telescope, Parade, and Astronomy, and he has appeared on television programs featured on the Discovery and Science channels. He is currently the editor of the web magazine Sky’s Up! and has a monthly column, Skyward, which appears in some two dozen local astronomy newsletters, as well as in the Journal of the Royal Astronomical Society of Canada. He holds five honorary doctorates in science and a PhD from the Hebrew University of Jerusalem, which combines astronomy and English literature. Levy has discovered twenty-three comets, the most famous being Shoemaker–Levy 9 that collided with Jupiter in 1994, as well as hundreds of shared asteroid discoveries. He has also received an Emmy for the documentary Three Minutes to Impact.