The essential data of mars. Mars has two moons, Demios and Phobis. The present atmosphere in Mars is carbon dioxide. It is the fourth planet from the sun. 227,940,000 km is what it takes from the sun to Mars. The rotation period for Mars is 24 hours and 37 minutes. The revolution period is 687 Earth days.

The history of Mars. The first discoveries of Mars is in 1600 B.C. by the Babylonians. The meaning of the name is the Red Planet or Roman God of War.

Physical properties for Mars. The mass of Mars is 6.4219e23 kg. The diameter is 6,994 km. The average temperature for Mars is -128’ to 27’. The average density is 3.934g/cm3. The escape velocity is 18,024km/h. Mars has three layers on the planet and its surface. The atmosphere composition is about 95% carbon dioxide. Some unique features about Mars is that has the largest volcano in the solar system, Olympus Mons and Mars could support life.

Mars exploration. Vikings 1 and 2, Mars Pathfinder, Global Surveyor, and the Odyssey. It took Odyssey 917 days and Global Surveyor three years to explore Mars. The results of the missions was successful. New findings from those missions is that they found carbonate in the dust from thermal emission.

Interesting facts about Mars. If you weighed 110 or 170 pounds, you would weigh 41.4 and at 64 pounds. My friends next birthday on Mars would be August 6, 2010, then my other friends birthday would be on January 3, 2011. Then mine would be December 28, 2010. If you were doing a model form of Mars it would be 2.9mm.external image moz-screenshot-1.png

Mars symbol