Have a look at some of the IET E&T content around this fascinating subject. IET Scotland are hosting a talk by the Prestwick consortium, lead by Stuart McIntyre (speaker) on the Prestwick Airport submission.
http://eandt.theiet.org/news/2014/jul/space-port.cfm
http://eandt.theiet.org/magazine/2014/08/analysis-british-spaceport.cfm
http://eandt.theiet.org/news/2015/mar/spaceport-uk-site.cfm
http://eandt.theiet.org/magazine/2015/01/europe-real-life-spaceport.cfm
Is Prestwick the best option or do any of the other UK alternatives offer something extra?
Register to attend event, click here.