Abstract:Space science policies are collections of policy measures issued by government to promote the development of space science, and are rules and norms of conducting space science research and space exploration. Based on a detailed review of literatures and policy documents of major space faring nations and interviews to domestic space scientists, policy makers, and technological experts, this paper analyses the attributes and policy requirements of space science, summarizes the status and problems of space science policy system in China, and comes up with several policy recommendations to improve the policy condition of space science in China.