The Illustrated Guide to Astronomical Wonders

It may be the only book amateur astronomers need. We'll talk with Illustrated Guide to Astronomical Wonders co-author Robert Bruce Thompson. Bill Nye provides reassurance regarding dependence on Russia for access to the ISS. Emily Lakdawalla shines a light on optical communication with spacecraft, and Bruce Betts provides his own guide to the night sky. Mat and Bruce return to giving away Planetary Radio t-shirts in a new space trivia contest.