We recently played Star Wars: Edge of the Empire for the first time. It was great fun, and the system has a lot of potential for future play.
I've seen some confusion about silhouettes from some folks. In SW: EotE, the silhouette is the abstracted size of the object/creature in question. It ranges from zero to ten. There is no separate scale for starships versus people; this is an exponential scale.
Here's a brief description of each silhouette, along with some examples.