It would take six months to get to Mars if you go there slowly, with optimal energy cost. Then it would take eighteen months for the planets to realign. Then it would take six months to get back, though I can see getting the travel time down to three months pretty quickly if America has the will.
Elon MuskI always see whatโs... wrong. Would you want that? When I see a car or a rocket or spacecraft, I only see whatโs wrong. I never see whatโs right. Itโs not a recipe for happiness.
Elon Musk