Bill Nelson: “America has got to start changing its rocket engines from the Russian rocket engines.”

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

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

Not only work with you, we want it to work, because the Habitable Worlds, which is one that we go in the 2040s, we have got to start it now.

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…