Bill Nelson: “Our seed corn is research and development. We do not want to ever give that up, and that is the mission of NASA.”

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

Our decision is that it is more profitable for us to go to the South Pole of the Moon, because we think that is where the water is.

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

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