A research team from the Yunnan Observatories of the Chinese Academy of Sciences (CAS), in collaboration with domestic and ...
A research team from the Yunnan Observatories of the Chinese Academy of Sciences (CAS), in collaboration with domestic and international partners, has ...
In 1181 AD, a bright "guest star" was observed to linger in the sky for around six months. Nearly 850 years later, the likely ...
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