re: Suborbital
According to wiki:
"Suborbital reusable launchers
[edit] Planned
* Aeronautics and Cosmonautics Romanian Association (ARCASPACE) Orizont
* Armadillo Aerospace Black Armadillo
* Canadian Arrow
* The da Vinci Project Wild Fire MK VI
* Masten Space Systems XA 1.0
* Pablo de Leon & Associates Gauchito
* Rocketplane Limited's Rocketplane XP
* Space Adventures Explorer
* Starchaser Industries Starchaser V - Thunderstar
* TGV Rockets MICHELLE-B
* The Spaceship Company SpaceShipTwo
* XCOR Aerospace Xerus "
http://en.wikipedia.org/wiki/Reusable_launch_system
