Facts That the you Ought to Know About Space
The human mind by nature awes at the vastness of the space above. This can be attributed to the existence of celebrities and other attributes which happen at different period of the year. People for a very long time have been on a mission to discover the mysteries of their area with the majority of scientists coming up with quite good outcomes. The space is characterized by the presence of different bodies like stars and planets. But not too much is understood about the space on a factual foundation. This is because of the less space exploration done by the different countries with the means. This however does not mean that there are no facts about the space. Listed below are some of the known facts about the space.
The sun is at the center of the universe. 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. Additionally, it has been discovered that our solar system orbits the sun. With this in mind, it is important to state that the sun makes up to 99. 8 % of the entire universe.
It is very significant for you to know that the closest planet to the sun is not the hottest planet in the universe. The nearest planet to the sun is mercury, as we understand 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 only explains why it is hot during the day. With in this period, the typical temperature can grow up to 425 degrees Celsius. However, at night the planet becomes cold 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.
In space there is a very interesting fact that you need to be aware about and that is when two metals come together they stick to each other. They attach to each other in a process called cold welding. This happens as a result of the absence of air in space. In the world, this procedure doesn’t happen without specific treatment. This can be attributed to the presence of oxygen in the environment. Nevertheless, cold welding is employed in a number of the manufacturing process in the world, under technical conditions. The equipment used by astronauts is don’t get influenced by those impact due to the oxide coating placed in the equipment.
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