Mars at 54.6 million km compared to moon at merely ~0.4 million km is about 135 times further away and considering the amount of on-board supply and resources,

Mars at 54.6 million km compared to moon at merely ~0.4 million km is about 135 times further away and considering the amount of on-board supply and resources, a trip to Mars is on whole another level. Going for a 10 meter dive isn't a good enough testimony to over a 1km deep dive.