Friday, December 14, 2007

Mars

In our solar system which is has 8 planets, Mars is the planet number four from sun and also the 7th largest planet. People who first observed Mars is Babylonian, and called it “Nergal”, but today we called it Mars. The diametres of the planet is about 4,218 miles. Mars travels around the sun in an oval-shaped pattern. It takes about 687 earth days to make a full orbit. Mars rotates every 24 hours and 37 minutes. It's not different with earth,right?. Mars also identified as the red planet because of its bright red color. The temperatures range is about -220 degrees Fahrenheit to 70 degrees Fahrenheit. This planet also consisting of 95.3% carbon dioxide, 2.7% nitrogen, 1.6% argon, 0.15% oxygen, and 0.03% water. Mars has two moons, Deimos and Phobos which orbit very close to the planet. As we know, so many scientist said Mars has an living organism and NASA has sent its robot to Mars to proven that Mars has an living organism, but it never proven. Until now, NASA continued to observe Mars. Maybe it because Mars is similar with Earth. The similarity of Mars and Earth are both of them having north and south poles, Mars temperature are cold, but still better to live than the other planets. but, human still can't live in there. In conclusion, I think Mars is the most beautiful planet in pur solar system.

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