Does it have to be from a movie/tv franchise?
Chris Roe has a number of ships that I have hanging from my son's ceiling at his grandparents' house. We have glow in the dark stars all over the ceiling and walls, so in partial lighting with the ships hanging there, it looks cool.
Take a look at his ships, etc. at
Free Stuff! – Genet Models
They build straight-forward and the textures should stand up to enlarging
And I think everyone should build a Chickenhawk and Samsara (ground vehicle) some time from
toposolitario.com