Since the perfunctory moon landings a half century ago, the mission of NASA has been keeping manned space flight confined to LEO.
Nationalizing planetary exploration and colonization is about as dumb as nationalizing anything else the market does better and cheaper.
We need to get the damn Yankee Federal government out of EVERYTHING except national defense, international trade and regulating true interstate commerce issues. NO damn Yankee Federal government in our health care, education, money and currency, and space activities not related to defense.
And when the Chinese land on the moon and claim it for themselves, what will you do then? The won’t share, especially with the US.