Yeah, I was a little ambiguous with the term "rocket". "Rocket stages" would have been more accurate. Most rockets that use vertical integration use it to assem

Yeah, I was a little ambiguous with the term "rocket". "Rocket stages" would have been more accurate. Most rockets that use vertical integration use it to assemble the various stages (i.e. the upper stage and payload are both mated to the booster in the vertical integration facility)