Caleb Scharf | als Himself - Director of Astrobiology Center, Columbia University |
Kelvin Long | als Himself - Physicist & Vice President, Icarus Interstellar |
Hakeem Oluseyi | als Himself - Professor of Physics & Space Sciences, Florida Institute of Technology |
Karl Stapelfeldt | als Himself - Astrophysicist, NASA Goddard Space Flight Center |
David Bartell | als Himself - Science Fiction Author |
Paul Levinson | als Himself - Professor of Media Studies, Fordham University |
Heather Gautney | als Herself - Professor of Sociology, Fordham University |
Catherine Asaro | als Herself - Visiting Professor of Physics, University of Maryland at Baltimore |
Les Johnson | als Himself - Physicist, NASA Marshall Space Flight Center |
Jason Kring | als Himself - Professor of Spaceflight Human Factors |