Except earth, mars has evidence of water on the surface.
Mars is the fourth planet from the sun. It is situated just next to the earth and mars is more than 142 million miles from the sun. It is just half of the size of earth.
The length of the day on mars is 1 day and 37 minute and the distance of mars is from sun is 227.9 million km. Gravity is 3.721 m/s square and orbital period is of 687 days.
The mass of the mars is 6.39 into 10^23 kg and radius is 3,389.5 km. The mars has temperature of -81 degrees F.
Therefore, except earth, mars has evidence of water on the surface.
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