4.) New Story, New Planet
Most of the film takes place on a new planet called Scarif, which is the planet the Death Star orbits during it’s construction.
This issSimilar to how the second Death Star was tied to Endor.
3.) Darth Vader is Back!
We don’t get much of Vader in the new trailer – but do we need much?
We already know what he looks like without his mask – even though Rogue One is a prequel.