Only a select few have been to outer space ... right now. Space is vast and nigh infinite, and naturally it has been the setting for many works of culture. That includes TV shows, of course.

Astrophysicist Paul Sutter talks about the science behind "Three Body Problem," "Interstellar," and "Avengers: Infinity War." ...

however, what happens if the innocent earthling falls for one of the intergalactic visitors? Will the babes from outer space ever return home?

Before Robin Williams really hit it big in his film career, the late actor had some memorable TV roles and appearances ... Nobody wanted to play this alien from outer space.