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. Humans for a long time have been on a mission to uncover the mysteries of the space with most scientists coming up with very good results. The space as we know it is filled with planets and other bodies like the steroids and stars. 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. Listed below are some of the known facts about the space.
At the center of the universe you will find the sun. The sun was proven to contain a substantial bulk of thing, which is filled by around a million times the mass of ground. This feature makes the sunlight the most important part of the universe. It has also been observed 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 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 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. It can reach up to 500 degree Celsius in hotness.
A very interesting fact about metals in space is that it sticks together when two of them come together. They bond in a process referred to as cold welding. This is due to lack of atmosphere in the area. In earth, this process does not occur without specific treatment. This can be attributed to the presence of oxygen in the environment. Nonetheless, in some manufacturing process, cold welding is used under specialized conditions. The equipment used by astronauts is don’t get influenced by those impact due to the oxide coating placed in the equipment.