The U.S. Air Force is considering plans to build a dual-role, large-scale demonstrator to prove technology for the Reusable Booster System (RBS) space launcher as well as providing a “flying wind tunnel” for hypersonic engines. The RBS is intended as a military space launcher replacement for the Evolved Expendable Launch Vehicle family beyond 2025 and will use a reusable first-stage booster designed to return to a runway landing at the launch site. A sub-scale demonstrator—Pathfinder—is ...


You must have an Aviation Week Intelligence Network (AWIN) account or subscribe to this Market Briefing to access "Flying Wind Tunnel?".


Current Aviation Week Intelligence Network (AWIN) enterprise and individual members: please go to for access.


Not currently a subscriber? Click on the "Learn More" button below to view subscription offers.

Already registered? here.