After the Earth, Mars is the most habitable planet in our solar system due to several reasons: Its soil contains water to extract. It isn't too cold or too hot. ... Gravity on Mars is 38% that of our Earth's, which is believed by many to be sufficient for the human body to adapt to.

Can Mars ever be habitable?

Mars was once an Earth-like world. ... Combined with a thick atmosphere, a magnetic field to shield against radiation, and a variety of organic molecules, Mars had favorable conditions to form and support life as we know it. Mars probably didn't remain habitable for very long, though.

Is it possible for life to survive on Mars?

Scientists say some microbes from Earth could survive on Mars, at least temporarily, raising new problems and possibilities for future exploration of the red planet. ...