"Bottom line, somebody in the Trump administration is going to say 'we want NASA and the private sector to collectively, as sort of a national space enterprise, we want them to go further, we want them to go faster, we want them to go more frequently, and we want them to go less expensively," Muncy said.

Should NASA return to the Moon, or go straight to Mars? Most notably, he launched the Artemis program, aiming to land Americans on the Moon later this decade as a stepping stone to Mars.