Through the Eyes of Hubble: The Birth, Life and Violent Death of Stars, Kalmbach Publishing, 1998.
Signals from Space: The Chandra X-ray Observatory, Steck-Vaughn, 2001.
Star Wars: Where Science Meets Imagination, National Geographic Society and the Boston Museum of Science, 2006. (I helped write two chapters on robotics by Rodney Brooks and Cynthia Breazeal).
NASA: 50 Years of Exploration and Discovery, Faircount LLC, 2007. (I wrote the chapter “Astronomy: NASA’s Eyes on the Heavens,” starting on page 138.)
Deep-Sky Wonders, by Sue French, Firefly Books, 2011. (I worked extensively with the author, contributors, and publisher to bring this book to fruition.)