book
Space Chronicles
Views on the future of space travel and America’s role in that future, with topics that range from the missteps that shaped our recent history of space travel to how aliens, if they existed, might go about finding us.
The Pluto Files
Gathered here in one place is a record of Pluto’s rise and fall from planethood, given by way of media accounts, public forums, cartoons, and letters I received from disgruntled school children, their teachers, strongly opinionated adults, and colleagues.
Science, Evolution, and Creationism

Co-author of the National Academy of Sciences' book on Science, Evolution, and Creationism.
Origins
Origins explores cosmic science's stunning new insights into the formation and evolution of our universe: of the cosmos, of galaxies and galaxy clusters, of stars within galaxies, of planets that orbit those stars, and of different forms of life that take us back to the first three seconds and forward through three billion years of life on Earth to today's search for life on other planets.
Cosmic Horizons
Leading experts explain the discoveries of modern astrophysics in an illustrated companion to the American Museum of Natural History's newly renovated Rose Center for Earth and Space. Cosmic Horizons illuminates the most recent discoveries of modern astrophysics with essays by leading astronomers, including NASA scientists.
One Universe
The connections of astrophysics with everyday life. The companion book to the 2000 opening of the Hayden Planetarium and the Rose Center for Earth and Space.
The Sky Is Not the Limit
The captivating story of a boy from the Bronx who grew up to be America's most prominent astrophysicist.








