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Mercury: Rocky, Gray Planet

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Mercury is a rocky, gray planet that very closely resembles the Earth’s Moon on the surface. Mercury’s surface is full of craters, boulders, and pulverized dust. Its many craters can be tiny or massive. Mercury is geologically inactive, and has been for an extended amount of time. There is an absence of weather on Mercury, and it does not have an atmosphere. Because it has no atmosphere, it cannot control the variations in temperature from day to night, and the temperatures on the planet can range from 90 Kelvin to 700 Kelvin. There are no signs of clouds, rivers (or any other body of water), or dust storms on Mercury. What we know about Mercury and its surface is from information brought back by Mariner 10 and the Messenger mission in the last few decades. …show more content…

It also includes small amounts of other gases, such as carbon monoxide, argon, neon, and helium. The atmospheric pressure on Venus is over 90 times heavier than that on Earth. Over a thick layer of carbon dioxide closest to the surface are layers of clouds of sulfuric acid, which have obstructed Muggle attempts to observe Venus closely. Venus is the hottest planet in our solar system, and this is due to the effect of runaway greenhouse gases, which left a permanent mark on the planet’s climate. Venus’s temperature ranges from -364 to 870 degrees Fahrenheit. Venus is one of the brightest planets in the sky, and this is due in part to its clouds, which are highly

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