Mars

Mars

Mars, often called the "Red Planet," is the fourth planet from the Sun and the most Earth-like planet in our solar system. Its reddish color comes from iron oxide, or rust, that coats its surface. Mars is home to the largest volcano in the solar system, Olympus Mons, and deep valleys such as Valles Marineris. Scientis...

Mars, the fourth planet from the Sun, is the first planet beyond Earth’s orbit and is often called the Red Planet due to its reddish appearance, which is caused by iron-rich soil.

Its thin atmosphere mainly contains carbon dioxide and provides little surface pressure, resulting in freezing temperatures and a weak greenhouse effect.

T...