Bill Nelson: “I think anytime that you can renegotiate an agreement that puts you in a better position, you should do it.”

It will fly supersonic but its design is such a radical design, that instead of pushing the bow wave going through the atmosphere, as you go from subsonic to supersonic, which causes that audible sound that goes 'boom, boom,' it will…

One of the reasons you and I were able to accomplish so much on this committee is both of us worked very hard to keep politics out of NASA and to focus on the core mission of exploration.

That's like eating our seed corn. We're not going to have anything to plant next year in the quest of trying to understand what is part of the statutes for NASA, which is to search for life, and therefore to understand who we are, what we…

What we are going to do is a multi-year test, taking it to different locations all over the United States, and see if the muffled roar is acceptable to the people on the ground.