请详细描述太阳系八大行星中每颗行星的基本特征，并按照距离太阳由近到远的顺序排列，用json格式输出。
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{
    "Planets": [
        {
            "name": "Mercury",
            "distance_from_sun": "57.9 million km",
            "diameter": "4,880 km",
            "characteristics": "Smallest planet, no natural satellites, thin atmosphere, extremely rocky surface with many craters."
        },
        {
            "name": "Venus",
            "distance_from_sun": "108.2 million km",
            "diameter": "12,104 km",
            "characteristics": "Similar size to Earth, thick atmosphere mainly composed of carbon dioxide, surface covered with volcanoes and mountains, no natural satellites."
        },
        {
            "name": "Earth",
            "distance_from_sun": "149.6 million km",
            "diameter": "12,742 km",
            "characteristics": "Third planet from the Sun, only known planet to support life, atmosphere composed of nitrogen and oxygen, one natural satellite (the Moon)."
        },
        {
            "name": "Mars",
            "distance_from_sun": "227.9 million km",
            "diameter": "6,779 km",
            "characteristics": "Red planet, thin atmosphere mainly composed of carbon dioxide, surface features include Valles Marineris and Olympus Mons, two small natural satellites (Phobos and Deimos)."
        },
        {
            "name": "Jupiter",
            "distance_from_sun": "778.5 million km",
            "diameter": "139,820 km",
            "characteristics": "Largest planet in the Solar System, composed mainly of hydrogen and helium, has the Great Red Spot, 79 known moons."
        },
        {
            "name": "Saturn",
            "distance_from_sun": "1.434 billion km",
            "diameter": "116,460 km",
            "characteristics": "Second-largest planet, known for its prominent ring system, composed mainly of hydrogen and helium, 82 confirmed moons."
        },
        {
            "name": "Uranus",
            "distance_from_sun": "2.871 billion km",
            "diameter": "50,724 km",
            "characteristics": "Seventh planet from the Sun, composed mainly of hydrogen and helium, has a unique sideways rotation, 27 known moons."
        },
        {
            "name": "Neptune",
            "distance_from_sun": "4.498 billion km",
            "diameter": "49,244 km",
            "characteristics": "Farthest planet from the Sun, composed mainly of hydrogen and helium, known for its strong winds and deep blue color, 14 known moons."
        }
    ]
}
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