How the Universe Works  (2010)

 Himself - Narrator / ... (28 episodes, 2010-2015)

 Himself - Narrator (30 episodes, 2010-2015)

 Himself - Phd., Theoretical Physicist, City University of New York / ... (22 episodes, 2010-2014)

 Himself - Professor, Theoretical Physicist, Arizona State University / ... (27 episodes, 2010-2015)

 Himself - Phd., Astronomer (29 episodes, 2010-2015)

 Himself, Astrophysicist / ... (13 episodes, 2014-2015)

 Narrator / ... (15 episodes, 2012-2015)

 Herself - Phd., astronomer, NASA Goddard Space Flight Center / ... (28 episodes, 2010-2015)

Herself - Planetary Protection Engineer

20 episodes, 2014-2018