Beautiful and mysterious Star Star of the vast, vast, endless. If you do around the universe, you will find scattered all around the stars (visible to the naked eye of 6974), red, blue, yellow, white and ....., More stars will form a constellation, the constellation as some animals, like some natural and some appliances, like, as well as the myth of people ...... really beautiful! Of course, the stars are not only beautiful, and mysterious. If you do around the universe, you will find scattered all around the star, bright, dark, big, small, dark ...... In addition, see East and West. Ufo mystery of the mystery, the mystery of black holes, dark matter and antimatter mystery of the universe as it is ...... add a layer of mystery. Of the universe, is also a beautiful, mysterious place ah! Sun The sun is burning a big ball of fire, in the center of the solar system, Earth and its brother 9 rotating around the sun. The sun a lot, can be installed almost 1,300,000 under the earth. The sun is very hot, there are several thousand degrees Celsius surface temperature, the temperature of the center would also like it hot! Sun now has 5.0 billion years old, scientists can also predict the existence of 50 million years. If the destruction of the sun, then how human beings do? Wait, then the human is very high already mastered the science and technology, already in another corner of the universe to build their own homes. Earth The Earth is the third planet of the solar system, according to the size of the fifth row. Earth is home of mankind, is a blue planet. Earth, 29% of the land, 71 percent of the ocean. The Earth is the only planet in the solar system suitable for living the life of the planet, is also to the human exploration of the planet, the only planet fit for human habitation. In the Earth's rotation around the sun kept at the same time also their rotation. The earth around the sun about a week, 365 days a rotation of about 24 hours a week. Earth's radius is about 6,400 km, the distance from the sun, about 1.5 million meters. Earth has a satellite that is the moon. Stars In the universe, who can own light-emitting heat of the stars, known as the star. Stars are generally very, very bright, but there are a lot of light is very weak, or smaller than Earth's. Our sun is a star. The star's brightness varies, we will be able to set the star rating. 6, and other stars can barely see, 7 and so on can not see the following. 6 from the beginning, and so on, and so on the order of 5, 4, 3 and so on, such as 2, 1, and so on, such as 0, -1, and so on, -2, and so on ... ... than the first-class. The stars visible to the naked eye up to 6974. Stars have different colors, different colors represent different temperatures. Just like the blue stars and red the highest minimum temperature. A number of stars into constellations, the day a total of 88 constellations
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