Out Of My Vulcan Mind wrote:
AMC is developing a show called Ballistic City, which is described as a cop show set on a generation ship travelling to another star system. That's probably the show you're thinking of, Christopher.
Take a look at Star Trek Secrets of the Universe
On the History2 channel:
It showed a generation ship that looked like the argus array, as well as footage of the Enterprise that looked to be made for that documentary--not just bits from the two JJ movies.