Here in Toronto, we've had a group for 8 months or so working on an amazing Campaign for X-Wing spearheaded by Armorgear7.
Now that it's ready for release you can grab it here:
http://dockingbay416.com/campaign/
You should give it a try as a ton of effort went into it's creation!
For those interested, below is a link about the genesis for the campaign.
http://dockingbay416.com/new-co-op-x-wing-campaign/