A cosplayer dressed as "Star Wars" character Yoda looks at a mobile phone at a Star Wars Day fan event in Tokyo in this May 4, 2015 file photo. To casual moviegoers, there‘s not mu …

A cosplayer dressed as “Star Wars” character Yoda looks at a mobile phone at a Star Wars Day fan event in Tokyo in this May 4, 2015 file photo. To casual moviegoers, there’s not much difference between “Star Trek” and “Star Wars,” but to hard-core fans the differences are as significant as those between tribbles and droids. To match Feature FILM-STARWARS/STARTREK REUTERS/Toru Hanai/Files