FIRST NextGen Advanced GPS Sat Finally Launched!
I'm surprised none of you other folks beat me to the posting of this historic awesomeness!
Here is the link:
http://www.space.com/missionlaunches/ai ... 00527.html
http://www.dailytech.com/First+Block+2F ... e18483.htm
and a wiki article about this:
Basically by 2013 USAF and Boeing will replace our current sat's with 12 of these new one's. It does come with a civilian band with enhanced accuracy(twice as accurate) and faster locks. So I think we will wait a few years before we replace our unit :0