Bill Nelson: “And that is why we had this hearing today. And we want to thank you for the courage of you stepping forward to come and…”

All of us have a responsibility to protect our home planet. After all, it's the only one we have.

This time, even on the first crew, the ones that are coming here to Capitol Hill today, our first international astronaut is Jeremy Hansen.

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.

For NASA to continue to innovate, we need to attract the next generation of engineers, inventors, chemists, biologists, astronauts, and so much more.