off from kennedy space center as we heard from mission control, the first commercial space flight to be launched from the kennedy space center. i know we expect a portion of this falcon 9 rocket to touch back down on that touch pad in a matter of minutes. talk to us about that. reporter: it s really interesting. okay? of course, we know that the reason the shuttle was so successful to use it over and over. but when the system retired, what spacex and musk s team decided is rocket itself, the lower portion that takes the falcon 9 and the dragon, the capsule to the top, out there, bringing it back they could reuse it over and over and a short dais tans of 39-an is a landing zone and the lower portion redirected from outer space redirected from space back through the atmosphere and they will fire rockets and they will hand it upright almost as if it s a pencil on an eraser mean and land it and they have done