If We Had No Moon Online

Patrick Stewart - Narrator (voice) , William Hartmann - Self (as Professor William Hartmann) , Jay Melosh - Self (as Professor H. Jay Melosh) , Robin Canup - Self (as Professor Robin Canup) , Marjorie A. Chan - Self (as Professor Marjorie A. Chan) , Jacques Laskar - Self (as Professor Jacques Laskar) , Lynn Rothschild - Self (as Professor Lynn Rothschild) , Minik Rosing - Self (as Professor Minik Rosing) , Norman Sleep - Self (as Professor Norman Sleep) , Jack Lissauer - Self (as Professor Jack Lissauer) , Alan Binder - Self (as Professor Alan Binder) , David Gump - Self, Madhu Thangavelu - Self (as Professor Madhu Thangavelu) , Nader Khalili - Self (as Professor Nader Kalili) , Anthony Zuppero - Self (as Professor Anthony Zuppero)