A stargazing camping festival is held at the Haba Lake ecotourism area in Yanchi county of Wuzhong, Ningxia Hui autonomous region, from Aug 11 to 13, 2023. [Photo provided to chinadaily.com.cn]

The clear sky also makes the location ideal for astronomy research such as deep sky photography, comet and asteroid tracking, and observing objects passing in front of others, said Liu.

During the festival, Liu led daily tours and delivered lectures on basic astronomy, introducing participants to the wonders of the night sky. Furthermore, attendees had the opportunity to directly discuss various topics with Liu while taking their own pictuers of the Milky Way and stars.