XS-1 Space Plane Could Make Orbit Much Cheaper
Wednesday, March 26, 2014 - 16:10
in Astronomy & Space
The U.S. Defense Advanced Research Projects Agency requested $27 million in 2015 for XS-1, a concept for a reusable space plane that could ultimately fly 10 times in 10 days and boost payloads into low-Earth orbit for less than $5 million per launch. The program received $10 million in 2014.