Here is a collection of articles about the launch of Vulcan Aerospace on April 13, 2015, at the 31st Space Symposium in Colorado Springs, Colo. The new organization is led by industry veteren Charles Beames and charged with realizing Paul G. Allen's vision of the next step in space.
Paul Allen launches Vulcan Aerospace to make commercial space travel cheaper, accessible – GeekWire
Paul Allen Wants Path to Space to Start on World’s Biggest Plane – Bloomberg
'The challenge is sheer scale:' Here's a glimpse into Paul Allen's ambitious space plans – Puget Sound Business Journal
Forget Musk’s Mars: Billionaires Branson, Allen Seek Earth Orbit – Bloomberg
Stratolaunch Considering Using Multiple Launch Vehicles -- SpaceNews
Developing the future of space