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Notably, this project is not dead, only the orbiter is. The SLS, built on Shuttle parts minus the spaceplane, launches first prototype in 2017. To what end, f

by mapt 13y ago

Notably, this project is not dead, only the orbiter is. The SLS, built on Shuttle parts minus the spaceplane, launches first prototype in 2017. To what end, few can say.