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Facts That the you Ought to Know About Space

The beauty of the space is one thing that keeps the human mind thinking. This can be attributed to the existence of celebrities and other attributes which happen at different period of the year. For a long time now, humans have been trying to find explanations for the things that happen in space. The distance as we know that it is full of planets and other bodies such as the stars and steroids. However, not so much is known about the space on a factual basis. This is because of the less space exploration done by the different countries with the means. However, this is not to mean that you can not find facts about space. Following are a few of the significant space details that you ought to know.

The sun is in the middle of this world. The sun was proven to contain a substantial bulk of thing, which is filled by around a million times the mass of ground. With this feature, the sun becomes on of the most important body in the universe. In addition to this, the sun earth orbits the sun. Having this knowledge, it is crucial to state that the sun makes up to 99. 8 percent of the whole universe.

It is also important to note the fact that the hottest planet is not one that is closest to the sun. The closest planet to the sun is mercury, as we know from geography. One of the significant characteristic that does not make mercury the hottest planet is the fact that it does not have an atmosphere. This leaves it warm during the day if its surface is totally exposed to sunlight. During this hours, the average temperature can rise up to 425 degrees Celsius. But during the night the world gets chilly as low as -180 degree Celsius. The hottest planet in space is Venus due to the ability of its thick clouds to trap the heat coming from the sun making it hot at all times. The degree of hotness can reach up to 500 degree Celsius.

A very interesting fact about metals in space is that it sticks together when two of them come together. They attach to each other in a process called cold welding. This is due to lack of atmosphere in the area. In earth, this process does not occur without special treatment. This is due to the availability of oxygen in atmosphere. Nonetheless, in some manufacturing process, cold welding is used under specialized conditions. The gear worn by astronauts do not get affected by these effect because of the oxide coat put in the gear.

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