DARPA Awards $20 Million for Continued Development of a Military Space Plane

The objective of the Experimental Spaceplane XS-1 program is to demonstrate relevant technologies and then fabricate and fly a reusable, unmanned aircraft to the edge of space. The XS-1 would then deploy a small expendable upper stage able to launch a 3,000-pound spacecraft to Earth orbit at a cost of no more than $5M, or about one-tenth the cost of today’s launch systems.

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