It would be more practical to build habitable space stations for large numbers of people long before colonizing a planet, even a planet in our own solar system.
“It would be more practical to build habitable space stations for large numbers of people long before colonizing a planet, even a planet in our own solar system.”
Why is that? You can drive to Mars in three or four day from anywhere in the Continental US
https://tshaonline.org/handbook/online/articles/hrm15