The Chinese surname read as Sun (in Mandarin) is: 孙 sun(1)
Qiang-su
There is no way to derive the meaning of a Chinese name from its English spelling. This is due to the fact that there are many Chinese characters that are romanized the same way. For example, Yi could be referring to the character (夷), (彝), (易), or (李) to name a few. If you could provide the characters associated with this name, then it will be possible to derive the meaning associated with it.
thay discoverd that the sun is the centre of the universe
The moon. Lunar means moon. Solar means sun.
The Chinese surname read as Sun (in Mandarin) is: 孙 sun(1)
Its name is octopussoplopogon in Arabic but in Chinese its doopy.
Sun-Yat-Sen was the name of a Chinese political leader. There will not be a definition for a name of a specific person.
'Sun' in Chinese is 'tai yang' or '太阳'
"Sun" corresponds to a dozen of Chinese characters, for instance, "孙"、"损"、"笋", and so do the others; therefore, your question is virtually unanswerable. Yet if "Sun" appears as a family name, most likely it represents "孙", meaning "grandson".
Kuomintang
The Japanese name for Japan is Nihon / Nippon, where the written pictographs mean "sun origin." In the originally-Chinese characters, the name referred to Japan's location east of mainland China, in the direction of the rising sun.
The Chinese Sun God, also known as the Heavenly Archer, is Called Hou-Yi, or Shen-Yi and sometimes just called Yi. The Sun god and Wind god is called Tuan Shu Zhu
The Japanese name for Japan (Nihon / Nippon) is written as the two characters 日本 "sun-origin" (which were originally the Chinese name for Japan, east of mainland Asia).
The sun rises in the east, and Japan (being east of China) was given that name by the Chinese. The Japanese word for Japan is Nihon / Nippon. The written characters, originally from Chinese, mean "sun-origin" and referred to Japan's location east of mainland Asia, in the direction of the rising sun.
Chinese emperors referred to Japan as "the land where the sun rises" referring to Japan's location east of China, in the direction of the rising sun. Originally from the Chinese characters, the Japanese name for Japan (Nihon / Nippon) is written as the kanji characters for "sun origin."
Xingge Sun has written: 'Shiwanshanren hua ji' -- subject- s -: Calligraphy, Chinese, Catalogs, Chinese Calligraphy, Chinese Landscape painting, Chinese Painting, Landscape painting, Chinese, Painting, Chinese