emotionally it is just it is amazing to see. it is beautiful. it s beautiful to see the pillar of flames go up in the sky and it is after that it is just waiting to make sure everything has gone okay. shepard: and so far, so good on this final shuttle mission. nasa built the shut toll revolutionize space travel. it was supposed to be a fast, cheap and reliable way to get objects into space and officials once talked of scheduling shuttle flights once a week. that never happened. now, nasa is shifting its focus to exploring deep space. asteroids and to as even to mars. we still have to run people back and forth to the international space station and that is where private companies may come in handy. i spoke to a senior engineer with space x who already signed a deal to use its own rockets to shape cargo to the