Books
The Cosmic Connection: How Astronomical Events Impact Life on Earth (2009, Prometheus Books). A natural history of how events in the near and far universe have influenced life on Earth today, and how they might do so in the future.
With Dennis Webb: The Arp Atlas of Peculiar Galaxies: A Chronicle and Observer's Guide (2007, Willmann-Bell). An image-rich celebration and recreation of Halton Arp's seminal 1966 atlas of peculiar galaxies. One of the year's "hot products" as chosen by the editors of Sky & Telescope.
Chasing Hubble's Shadows: The Search for Galaxies at the Edge of Time (2006, Farrar Straus Giroux). An inside look at astronomers' quest to find the first stars and galaxies that ignited in the early universe.
Coauthor, Astronomy: The Definitive Guide (2003, Barnes & Noble Books). A beautifully illustrated, concise field guide to the universe, from solar eclipses to sky charts to the possibility of life on Mars.
Coauthor, Star and Sky (2000, Discovery Insight Guides). How-to basics for the casual stargazer.
A Skywatcher's Year (1999, Cambridge University Press). Take a week-by-week journey through the wonders of the night sky, with celestial targets for every night of the year.
Coauthor, Advanced Skywatching (1997, Weldon Owen). The backyard astronomer's guide to starhopping and exploring the universe.