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Can Great Wall Be Seen From the Space?

For the magnificent Great Wall, everyone hold mysterious feelings and fresh ideas to enjoy its long-distance journey, complex building structure and the background history. It is no doubt that Great Wall is the longest man-made buildings under heaven. For a long time, Great Wall is believed to be seen from the space. Is that true?

Great Wall of China

Topic Views
For the hottest topic, there are many ideas and sayings. It is said in order to find the right result, many astronauts ever flied to the space and verified the saying and took pictures as evidence. The astronauts said that in the space, Great Wall is just like a black worm, zigzagging falling and down. For this proud answer, Chinese people mixed into for many years. Later, for the same question that is the Great Wall visible from the space. The first Chinese astronaut - Yangliwei was lifted into the outer space and gave the definite answer 'no'. For the strong response, Chinese people feel depressed. However, the research corrects the wrong view. Although Great Wall looked very magnificent and elegant, it still could not be seen from the space.

Other Useful Evidence
Besides Chinese astronauts, other evidences could support this idea. The first set foot on the moon in the year of 1969, American aviator - Armstrong said that he only got the continent, lakes and the spots touched with the red but the Great Wall. From the moon, he could capture any man-made project. Later, there are two astronauts also proved the view that Great Wall could not be seen from the space.

Theoretically Speaking
For the theoretically speaking that the Great Wall could be seen from the space, because it is narrow and irregular. In the space, the obstacles showing irregular are hard to see and observe. Measuring about 10 meters wide on average, Great Wall is very easily to be immerged from the surrounding environment. It is said that to see the Great Wall in the space is equal t see the hair from 2,688 meters away. Apart from that, some people introduced the idea to make the Great Wall visible from the space. The condition is we should light the spotlights on the Great Wall. If do that, in the space, it will be possible to see the Great Wall.