Flightglobal.com is reporting that NASA and Virgin Galactic have signed a memorandum of understanding to work on commercial spaceflight and hypersonic airline travel. In principle, Virgin Galactic and NASA’s Ames research group would work together to develop hybrid rocket motors and the study of vehicles that travel faster than Mach 5. Dan Coughlin from NASA’s … Continue reading "Virgin Galactic Considering Hypersonic Airline Travel"