Reparto: Erik Thompson,William Alschuler,Kevin R. Grazier,Seth Shostak,Lucianne Walkowicz,Clifford V. Johnson,Richard Obousy,Andrew Ng,Alex Filippenko,
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.
