The enterprising alien who wants to visit Earth faces a number of daunting challenges. This program examines the advanced technologies he would need with an emphasis on concepts for interstellar travel humans are exploring.
Erik Thompson
as Himself
William Alschuler
as Himself
Kevin R. Grazier
as Himself
Seth Shostak
as Himself
Lucianne Walkowicz
as Herself
Clifford V. Johnson
as Himself
Richard Obousy
as Himself
Andrew Ng
as Himself
Alex Filippenko
as Himself
