Saving the galaxy since 2245.
When a starship is Constitution class it's probably pretty old.
There's also a Constitution class with some balls added, usually named "Constitution class refit". But anyway - who cares? - Star Trek XI will screw up canon and nothing will be the same again - WE'RE DOOMED!
- This article is a stub because the previous author was a) unable to gather enough information on the subject, or b) too damn lazy to finish it!