Ten fun facts about Mars
Fact 1Fact 4
It is the second smallest planet in the Solar System.
Named after the Roman god of war, it is often described as the “Red Planet” because the iron oxide residing on its surface gives the planet a reddish appearance.
Mars is a terrestrial planet with a thin atmosphere, having surface features reminiscent both of the impact craters of the Moon and the volcanoes, valleys, deserts, and polar ice caps of Earth.
Mars can easily be seen from Earth with the naked eye, as can its reddish coloring.Fact 5
Mars has approximately half the diameter of Earth.Fact 6
It is less dense than Earth, having about 15% of Earth's volume and 11% of the mass.Fact 7
The rotational period and seasonal cycles of Mars are likewise similar to those of Earth, as is the tilt that produces the seasons.Fact 8
Mars is the site of Olympus Mons, the second highest known mountain within the Solar System (the tallest on a planet), and of Valles Marineris, one of the largest canyons.Fact 9
Mars has two known moons, Phobos and Deimos, which are small and irregularly shaped.Fact 10
In 2005, radar data revealed the presence of large quantities of water ice at the poles and at mid-latitudes. Click here for more science facts ❯
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