Starry Messenger: Cosmic Perspectives on Civilization

Letters from an Astrophysicist

Just Visiting This Planet, Revised and Updated for the Twenty-First Century: Further Scientific Adventures of Merlin from Omniscia

Merlin’s Tour of the Universe, Revised and Updated for the Twenty-First Century: A Traveler’s Guide to Blue Moons and Black Holes, Mars, Stars, and Everything Far

The Science of Star Trek: Star Talk Radio

Space Spin-Offs: Star Talk Radio

The Search for Aliens: Star Talk Radio

Would You Be A Space Tourist?: Star Talk Radio

What's So Funny About Space?: Star Talk Radio

The Anniversary of Apollo 11: Star Talk Radio

Summer Skies: Star Talk Radio

Travels in Time: Star Talk Radio

Cosmic Quackery: with special guest: The Amazing Randi

Exciting Times for Science: Star Talk Radio

What's Exploration Worth: Star Talk Radio

Telescopes that Rocked Our World: Star Talk Radio

A Universe of Inspiration: Star Talk Radio

Death by Black Hole, and Other Cosmic Quandaries

The Pluto Files: The Rise and Fall of America's Favorite Planet

StarTalk: Everything You Ever Need to Know about Space Travel, Sci-Fi, the Human Race, the Universe, and Beyond