They understood how too much authority in the hands of one person can cause austere manipulation and governmental problems. The colonies had just won autonomy from such a system, and really, there were not many other kinds of government around at the time. They sought to try something different while avoiding some of the mistakes of other nations.
Sense of Congress on sustaining national space commitments. (3) The National Aeronautics and Space Administration Authorization Act of 2005 of the ISS impact the ability to conduct future deep space exploration activities