Our house of the earth

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The earth is the third in the solar system. The earth's age is estimated at 4.6 billion years. The distance between the earth and the sun is 149.6 million kilometers or 1 AU (astronomical unit). Earth has a layer of air (atmosphere) and magnetic field (magnetosphere) which serves to protect the earth's surface from solar wind, ultraviolet rays, and radiation from outer space. The atmosphere enveloped the earth to a height of about 700 km. Earth's atmosphere is divided into Troposphere, Stratosphere, Mesosphere, Termosphere and Eksosfer. The Earth has a mass of 59,760 billion tons with a surface area of ??510 million km² and has a diameter of 12,756 km. The highest point on the Earth's surface is Mount Everest as high as 8,848 m, while the deepest point is the Mariana trough in the pacific ocean with a depth of 10.924 m. The deepest lake is the Baikal lake with a depth of 1.637 m, while the largest lake is the Caspian Sea with an area of ??394.299 km ²