The Third Kind

The Airplane

How Ideas Gave Us Wings

Theories of the Universe

Beyond Star Trek

From Alien Invasions to the End of Time

Ethics in an Age of Technology

Gifford Lectures, Volume Two

"Live from Cape Canaveral"

Covering the Space Race, from Sputnik to Today

Radio Universe

How to Explore Space Without Leaving Earth

The Iron Universe

Ham's Heaven

A Novel

UFO Disclosure

Forgotten Links

They're Here!

UFOs, UAPs, and US

Philip's Little Book of Eclipses

An essential companion to solar and lunar events

Age-Dating Stars

From the Sun to Distant Galaxies

Astronomy 101, 2nd Edition

From Gravitational Waves and Merging Black Holes to New Exoplanets and Asteroid Samples, Key Theories, Discoveries, and Facts about the Universe

The Ultraview Effect

What We Can Learn from Astronauts about Awe, Humility, and Exploring the Unknown

Beyond the Blue Yonder

A Curated Anthology of Writings on Space

Space Law and Policy in Africa

Outer Space Pan-Africanism

Sentinels in the Sky

How Satellites Have Revolutionized Our Understanding of Earth and Space

From Dreams to Reality

The Sci-Fi Blueprint

Becoming Martian

How Living in Space Will Change Our Bodies and Minds

Ripples on the Cosmic Ocean

How The Solar System Shaped Human History - And May Help Save Our Planet

Advanced Mission Scenarios of the Three-Body Problem

Starchild

The inspirational memoir from the space scientist and bestselling author - My Life Under the Night Sky

Beyond the Standard Model of Particle Physics

Series in High Energy Physics, Cosmology and Gravitation

77 Pillars My walk with A.I to discover the truth about the globe.