Mars is red in color. The reddish hue of the planet is due to the presence of fine red dust made of iron oxide, otherwise known as rust. The planet was named after Mars, the Roman god of war, because of its red color, signifying war and blood.Continue Reading
Mars has patches of white at the northern and southern regions of the planet. The white areas, consisting mainly of carbon dioxide, occur over the polar regions and are similar to the polar ice caps of Earth.
Mars also has visibly dark regions. These regions were once thought to be channels of water or plant life. A recent study conducted by researchers Briony Horgan and James Bell of Arizona State University has suggested that these dark regions on Mars are actually volcanic glass.Learn more about Planets