Economic/Scientific Justification

Scientific
1. Provide facility for reaserch into lunar geology, etc.
2. Research into low gravity environment on humans, plants, animals
3. Excellent location for optical and radio telescopes
4. Proving ground for future Mars missions, etc.

Economic
1. Engineer means of approaching extraterrestrial self-sufficiancy
2. Mineral and ore mining
3. Low gravity fabriaction (medical, industrial, etc.)
4. Tourism
5. Communications relays (ala com satellites)?