Question

what is united colonies in mars?

Answer 1

Mars colonization is advocated by several non-governmental groups for a range of reasons and with varied proposals. One of the oldest groups is the Mars Society who promote a NASA program to accomplish human exploration of Mars and have set upMars analog research stations in Canada and the United States.

Answer 2

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Organizations have proposed plans for a human mission to Mars, the first step towards any colonization effort, but no person has set foot on the planet. However, landers and rovers have successfully explored the planetary surface and delivered information about conditions on the ground.