The atomic mass of Mars 6.4169 x 10^23.
Mars is 2,106 (3,390 km)
It takes Mars 686.971 Earth days to or it the sun.
It take Mars 24 hours 37 minutes and 22 seconds to rotate once.
Mars atmosphere is thinner compared to that of earth. The atmosphere pressure on Mars depends on how high and low the land is elevated.
In winter, near the poles temperatures can get down to -195 degrees F (-125 degrees C). A summer day on Mars may get up to 70 degrees F (20 degrees C) near the equator, but at night the temperature can plummet to about -100 degrees F.
Phobos is 7 miles (11.27 km)
Deimos 3.90 miles (6.0 km)
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43 spacecrafts have visited mars.
Mars is the fourth planet from the Sun and is the second smallest planet in the solar system.
Named after the Roman god of war, Mars is also often described as the “Red Planet” due to its reddish appearance.
Mars is a terrestrial planet with a thin atmosphere composed primarily of carbon dioxide.
Christian Huygens discovered Mars.
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Public - 9/27/16, 6:10 PM