Spaceman can seem intimidating to Joe Schmore scrolling through Netflix new releases: the cool intergalactic setting seems limiting, Adam Sandler is flexing his most sombre acting chops yet, and is that a giant spider he’s talking to?  But when you boil the movie down to its basic fundamentals, Spaceman is not as challenging as one may think.  This drama, which is pretty good to boot, is easy to follow and empathize with.  This is, however,…