The Global Positioning System: A Shared National Asset

A Brief History Of Time: From Big Bang To Black Holes

Reusable Launch Vehicle: Technology Development and Test Program

A Universe from Nothing: Why There Is Something Rather than Nothing

Upgrading the Space Shuttle

Seven Brief Lessons on Physics

The Black Hole War: My Battle with Stephen Hawking to Make the World Safe for Quantum Mechanics

Maintaining U.S. Leadership in Aeronautics: Breakthrough Technologies to Meet Future Air and Space Transportation Needs and Goals

The Planets

Space Studies Board Annual Report 2010

Until the End of Time: Mind, Matter, and Our Search for Meaning in an Evolving Universe

Space Studies Board Annual Report 2013

Existential Physics: A Scientist's Guide to Life's Biggest Questions

Space Studies Board Annual Report 2014

Welcome to the Universe: An Astrophysical Tour

Space Studies Board Annual Report 2009

Cycles of Time: An Extraordinary New View of the Universe

NASA's Strategic Direction and the Need for a National Consensus

The Astronomy Book: Big Ideas Simply Explained

Stepping-Stones to the Future of Space Exploration: A Workshop Report