Even with human footprints all over the world, the understanding and use of the sky is less than 0.1%. Even when we are on an airplane, we merely quickly pass through about 10%. Gazing at and exploring the sky are our next goals.
Now, follow our lead to explore this mysterious realm!
First of all, let′s start from 1 meter above sea level...
喜歡這本的人，也看了...
Comet and Moon, Which Travel Around the World
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A comet came from far away to the vicinity of the Earth and the Moon. This comet passes by every few decades. Although she can't remember how many tim...
詳細資訊
From sea level to outer space, there is about 100,000 meters in height. This section is what we usually call the "sky".
The height range that ordinary humans move within daily is usually limited to less than 100 meters. Compared to the highest mountain of 8,848 meters on earth, and the sky, which is 100,000 meters, we humans technically move on a plane.
Even with human footprints all over the world, the understanding and use of the sky is less than 0.1%. Even when we are on an airplane, we merely quickly pass through about 10%. Gazing at and exploring the sky are our next goals.
Now, follow our lead to explore this mysterious realm!
First of all, let′s start from 1 meter above sea level...
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