Bill Nelson: “This is an extraordinary and alarming finding. It is almost impossible that that could occur by chance alone and it…”

In the parlance of the South, this dog doesn't hunt.

NASA has proven we are serious as a defender of the planet.

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.

We go with commercial partners because the third mission, we are going into lunar orbit.