Inner Solar System: Prospective Energy and Material Resources

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

Endurance: A Year in Space, A Lifetime of Discovery

Handbook of Space Resources

Imminent: Inside the Pentagon's Hunt for UFOs

Mars: Prospective Energy and Material Resources

Death by Black Hole: And Other Cosmic Quandaries

Asteroids: Prospective Energy and Material Resources

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

Modeling Solar Radiation at the Earth's Surface: Recent Advances

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

Moon: Prospective Energy and Material Resources

The Astronomy Book: Big Ideas Simply Explained

Spectral Characteristics of Solar Radiation: Applications in Photovoltaic Conversion

Astrophysics for People in a Hurry

Drilling in Extreme Environments: Penetration and Sampling on Earth and other Planets

Philip's Exploring Stars and Planets

New Scientist: The Origin of (almost) Everything

The International Handbook of Space Technology

Case for Mars