Humans cannot live on Mars because neither the temperature nor the atmosphere is compatible with human survival. There is also no edible food and very little available water. However, given the construction of an artificial environment, life on Mars could be possible.
As of 2014, scientists believe Mars is the most likely planet in Earth's solar system, outside of Earth, to support human existence. However, this doesn't say much about the potential for life on other planets, as many major obstacles impede life on Mars without signifi...
As of 2015 there is no conclusive evidence that life on Mars exists or has ever existed, but scientists are hesitant to give a definitive answer without conclusive data. Most experts agree that it is theoretically possible that Mars could have life, but without evidence...
Mars is made of basalt, feldspar, pyroxenes, olivine and other materials that form rocks. The abundance of iron oxide, or rust, in the soil gives it its reddish color. The alkaline soil contains substances such as magnesium, potassium, oxygen, salts and chlorine.
The Mars Curiosity rover has discovered that Martian soil is made up of about 2 percent water. The Mars atmosphere contains a small amount of water vapor, but the majority of Mars' water is believed to be trapped in the polar ice caps as ice.
According to Tim Sharp at Space.com, the planet Mars was formed in a similar fashion to every other planet in the Milky Way solar system. The formation occurred when a collection of gas and dust collapsed in on itself and pulled matter into the center of its gravitation...
Mars is the second smallest planet in the solar system, with a diameter of just over 4,212 miles and a circumference of 13,256 miles. Its diameter is about 53 percent that of the Earth. Among the major planets, only Mercury is smaller.