Bill Nelson: “we're going to Mars, and the beginning of that is in 2 years with the launch of the largest rocket, most powerful rocket…”

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

That's like eating our seed corn. We're not going to have anything to plant next year in the quest of trying to understand what is part of the statutes for NASA, which is to search for life, and therefore to understand who we are, what we…

You and I in this committee have a different approach to what is happening to the earth's climate.

Let me define the problem and give you the background.