A version of this article appears in the August 25 issue of Aviation Week & Space Technology. Northrop Grumman has unveiled a vertical-launch, horizontal-landing reusable booster design for the Defense Advanced Research Project Agency’s XS-1 experimental spaceplane. Teamed with Scaled Composites and Virgin Galactic, the company is working under a 13-month, $3.9 million Phase 1 preliminary design contract awarded in July. Contracts also went to Boeing, with Blue Origin, and Masten ...


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