Promise denied : NASA’s X-34 and the quest for cheap, reusable access to space /Contents: Acknowledgments -- Prologue -- NASA and the Post-Cold War Launch Vehicle Challenge -- Three Pathways to Space -- The "First" X-34 : A Prequel -- Orbital Gets a Second Chance -- Designing and Building the X-3 -- Aerodynamics Modeling, Testing, and Thermal Protection -- The Fastrac Engine : Heart of the X-34 Program ...