All your points are incorrect. Where there is water and carbon dioxide, there is a way. And there is plenty of both on Mars.
NASA hasn't won anything except the tag as designing the most expensive rocket ever. A pity all those talented NASA and contractor engineers wasting time and money while SpX leaps forward across a...
Gee, let's see:
- first commercial operator to orbit
- continuous improvement and development of all systems
- first stage return to both land and sea
- densified LOX/...
Stores carried depends on the mission, don't cha know.
Or airline customer preference.