Once the mining is done, it has to get back to Earth.
Fortunately, getting a spaceship off of Mars would be much easier than getting off of Earth. Mars atmosphere is much thinner than ours, and the force of gravity is about a third of Earth’s.
Fortunately, getting a spaceship off of Mars would be much easier than getting off of Earth. Mars atmosphere is much thinner than ours, and the force of gravity is about a third of Earth’s.
This means that we could load up rockets with a lot more resources to bring back to earth.