Bill Nelson: “That is why I am so concerned about the Obama administration's response to the Augustine panel report.”

There are, in fact, private companies that are getting into the business now of supersonic transports, but they do not have this characteristic.

Today we find ourselves in yet another space race, this time with China.

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.

It is critical that NASA remain focused on its core mission.