Yearbook on Space Policy 2016: Space for Sustainable Development

Astrophysics for People in a Hurry

Death by Black Hole: And Other Cosmic Quandaries

Blockchain and Applications: 2nd International Congress

The Science of Interstellar

Blockchain and Applications, 4th International Congress

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

Origins: Fourteen Billion Years of Cosmic Evolution

Imminent: Inside the Pentagon's Hunt for UFOs

Endurance: A Year in Space, A Lifetime of Discovery

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

Space Chronicles: Facing the Ultimate Frontier

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

The Astronomy Book: Big Ideas Simply Explained

Reentry: SpaceX, Elon Musk, and the Reusable Rockets that Launched a Second Space Age

Just Six Numbers