Mars: Lost Oceans and Hidden History

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

In Pursuit of Aliens: UFO Myths and Realities

Cosmos

Jupiter: Master of Cosmic Storms

Death by Black Hole: And Other Cosmic Quandaries

Astrophysics for People in a Hurry

Revolution in Space Engineering: Mega-Structures and Cosmic Construction Technologies

Our Mathematical Universe: My Quest for the Ultimate Nature of Reality

Venus: Hidden Civilizations Under Hellfire

Human Universe

Pluto: The Last Refuge of Traces in the Universe

Origins: Fourteen Billion Years of Cosmic Evolution

Space Energy and Resource Management: Strategies for Cosmic Sustainability

Billions & Billions: Thoughts on Life and Death at the Brink of the Millennium

Time Travel and the Cosmic Riddle: Is It Possible to Break the Flow of Time?

Mysteries of Space: Science, Technology, and Adventure

The Varieties of Scientific Experience: A Personal View of the Search for God

Reaching for the Stars: The Technology and Physics of Breaking the Speed of Light

A Briefer History of Time