During the episode "Parallels," we saw numerous possibilities as to why the Enterprise was visiting the Argus Array, what happened to it, and how other powers in the nearby area reacted to that.
Did we ever establish what happened in the "prime" universe? What was the "real" story of the Argus Array?
Did we ever establish what happened in the "prime" universe? What was the "real" story of the Argus Array?