Agency (DARPA) selected Boeing for Phase 2/3 to build and test an XS-1 spacecraft (now called the Experimental Spaceplane program). At the time, test...

The Bell X-1 (Bell Model 44) is a rocket engine–powered aircraft, designated originally as the XS-1, and was a joint National Advisory Committee for Aeronautics–U...

original designation, XS-1, of the Bell X-1, a supersonic prototype airplane designed and built by the United States in 1945 XS-1 (spacecraft), a DARPA experimental...

AR-22 (LH2/LOX) – An engine in development from 2017 to 2020 for the XS-1 spacecraft, also known as the Phantom Express. The engine is based on the RS-25...

to apply technologies developed in the program. Air launch to orbit XS-1 (spacecraft) Astra Rocket Messier, Doug (July 2, 2012). "DARPA Awards 6 Small Airborne...

Roton Scramjet Space elevator Spacecraft propulsion Three-stage-to-orbit Two-stage-to-orbit VentureStar XS-1 (spacecraft) Andrew J. Butrica: Single Stage...

11 December 2007. Code named Program 863-706, the Chinese name of this spacecraft was revealed as "Shenlong Spaceplane" (神龙空天飞机). These images, possibly...

VentureStar Black Horse NASA X-38 (Spacewedge) XCOR Lynx Xerus Prometheus DARPA XS-1 In development Dream Chaser SpaceShipTwo SpaceShipThree Radian One Black...

the primary contractor for Hermes, the name that had been given to the spacecraft. French aircraft manufacturer Dassault-Breguet was awarded responsibility...

six resupply missions to the ISS. The cargo spacecraft will fly alongside spacecraft from the existing CRS-1 contract holders SpaceX and Northrop Grumman...