Partnership in Space: The Mid to Late Nineties

The Elegant Universe: Superstrings, Hidden Dimensions, and the Quest for the Ultimate Theory

The Twenty-first Century in Space

Endurance: A Year in Space, A Lifetime of Discovery

Space Shuttle Challenger: Ten Journeys into the Unknown

Imminent: Inside the Pentagon's Hunt for UFOs

Death by Black Hole: And Other Cosmic Quandaries

Foothold in the Heavens: The Seventies

The Magic of Reality: From the multi-million bestselling author of The God Delusion

NASA's Voyager Missions: Exploring the Outer Solar System and Beyond, Edition 2

The Extraterrestrial Species Almanac: The Ultimate Guide to Greys, Reptilians, Hybrids, and Nordics

Space Shuttle Columbia: Her Missions and Crews

The Astronomy Book: Big Ideas Simply Explained

The Space Shuttle: An Experimental Flying Machine: Foreword by Former Space Shuttle Commander Sid Gutierrez

Astrophysics for People in a Hurry

Tragedy and Triumph in Orbit: The Eighties and Early Nineties

Philip's Exploring Stars and Planets

New Scientist: The Origin of (almost) Everything

Case for Mars

Research for a Future in Space: The Role of Life and Physical Sciences