Quote:
Originally Posted by PKIDelirium
What could it win a contract for? There's no spacecraft associated with it, unless ATK is serious about the recent rumors that they're also developing a crew capsule. Sierra Nevada and Boeing are going to use a man-rated Atlas V/Centaur for their respective spacecraft, and SpaceX has their own Falcon series.
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According to the article, yeah they are serious about making their own capsule.
And the Delta IV's upper stage has been chosen as the upper stage of the SLS for the first two flights while the J-2X finishes development.
http://www.spaceflightnow.com/news/n1205/15slsinterim/