Before the moon landing, NASA engineers didn't just agree on a path forward;...

https://dlf-ne.org/is-nuclear-propulsion-worth-it-just-to-shave-time-to-mars/

Before the moon landing, NASA engineers didn't just agree on a path forward; they fought over it. In 1962, the debate over nuclear versus chemical propulsion turned into a brutal paper war. History is built by people who argue, not just those who agree.