This base is based upon one of the strongest structures know by men, a sphere, with extra reinforcements! A nice project with lots and lots of enovative solutions for living on Mars. i had my inspiration from https://grabcad.com/library/moonbase-tranquility-1 so dont judge me on that, i made some slight changes so it could be printed more easely. And i said i would split the price with him.i had my inspiration from https://grabcad.com/library/moonbase-tranquility-1 so dont judge me on that, i made some slight changes so it could be printed more easely And i said i would split the price with him.