After the Defense Advanced Research Projects Agency delayed the first phase of its XS-1 Experimental Space Plane program by one year, the agency is now making internal decisions about whether to move forward to the next phase or cancel the program. Jess Sponable, XS-1 program manager, told Inside the Air Force on Oct. 8 that DARPA is analyzing cost and performance information from three competitors and will make an internal decision this fall or winter on whether to continue with...
