A series of activities, including academic conferences and science exhibitions, will be held to celebrate the upcoming Space Day of China, which falls on April 24, the China National Space Administration (CNSA) announced Tuesday.

The activities include the China Space Conference, the International Deep Space Exploration Conference, and the China Space Culture and Art Forum, as well as a series of exhibitions on space science popularization, etc., said Lyu Bo, deputy director of the Department of System Engineering of CNSA, at a press conference.

Meanwhile, over 400 other activities such as science popularization lectures, space knowledge competitions, and relevant seminars will be held nationwide.

Starting in 2016, China chose April 24 as the Space Day of China to mark the launch of its first satellite "Dongfanghong-1" into space on April 24, 1970.