I'm not willing to concede it no matter what may or my not have been intended. I'll go by what they put on the screen because that's what matters.
All of your points in the OP have been shown to be wrong. The only real inconsistency is Pike's age, since he was born before the Kelvin
attack, and that is only based on the age of the actors.
Planets in the Vulcan system would be named by Vulcans. And they are NOT going to name it Delta Vega.
doesn't even sound like a Vulcan name.