Yup I mean the buildings.
Wow sunrays by hand! though task ^^
Zbuffer, or Zpass, it's a depth (Z axis) pass that help give.. depth (^^) in images (or dof, or watever).
Actually they are thousand ways to do it.
You can even make it postwork indeed.
As for imho the girl as a perfect size. Well, actually in my head the shuttles are pretty big. They can charge light battle suites....
Anyway, I did spot her
Nice like this: subtle.
But ahm, it's just thoughts... might be wrong ;-)
Your image