Bill Nelson: “The human spaceflight program is so large that when it has problems, it tends to cannibalize the science program.”

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…

We cannot identify every object. However, NEO Surveyor will be able to identify 90 percent of all the potential asteroids that are greater than 140 meters wide within the 10 years of the launch.

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.

This research is absolutely critical for us exploring the heavens.