Is this whole thing about trying to colonize Mars a total farce? We might be able to make some people live on Mars, but with continued supply from Earth, using up energy resources, that almost have to be nuclear, there will be no “sustainable” living situation on Mars. Its too far from the sun.
This history of successful missions to Mars is horrific, although getting better. China was by far the most active in Mars missions, until about 1980 they seem to have given up on the idea. Check it out.