"This is not the type of mission that you plan and execute overnight, it's just not, " the official said.

CNN: STORY HIGHLIGHTS

At the same time, Arianespace would find efficiencies in operating a single model of rocket to carry out every type of mission.

BBC: Ariane rocket aims to pick up the pace

"If we're tasked to execute this type of mission, doesn't matter what service, male, female, they're our brothers and sisters in arms, " SERE specialist "Jesse" said.

CNN: Quade: Secretive military team allows reporter inside