And for Mars, they've built models (some digital, some physical) for all the elements of a permanent base-living quarters, research LABS, hydroponic gardens, even the ground-exploration vehicles.

This settlement - which could be available by 2030 - would be built using natural resources from the lunar surface to create a permanent base for the purpose of science, business, and even tourism.

Nasa has been so keen to find water on the Moon because it brings the dream of a permanent lunar base one step closer.