China’s Approach to Space-Based AI Data Centres: A Call for Practicality

Gao Wen, a prominent computer scientist at Peking University and a member of the Chinese Academy of Engineering, has advised against China emulating SpaceX's plans for launching artificial intelligence (AI) data centres into orbit. In a recent interview during the annual “two sessions,” Gao emphasized that the electricity demand for AI data centres in China is not a significant limitation, suggesting that there is little justification for relocating these facilities to space. Instead, he advocates for a focus on developing space-based computing systems that can process data generated by satellites.

South China Morning Post

Gao pointed out that satellites currently collect vast amounts of data, much of which is discarded before reaching the ground. He argues that if data processing and analysis could occur in orbit, satellites would only need to transmit the most relevant information back to Earth. This approach would enhance the efficiency of data utilization gathered in space, making it more practical for various applications.

South China Morning Post

The concept of space-based data centres has gained traction, particularly following SpaceX's recent request to the U.S. Federal Communications Commission. The company aims to deploy a constellation of up to one million satellites designed to function as orbital data centres. This initiative has sparked discussions about the potential benefits and challenges of such technology.

South China Morning Post

While the idea of space-based AI data centres is intriguing, experts like Gao caution against pursuing it without a clear understanding of its practicality and feasibility. The focus, according to Gao, should remain on optimizing existing satellite data processing capabilities rather than investing in ambitious but potentially impractical orbital infrastructures.

South China Morning Post

Gao Wen's insights reflect a broader sentiment among some Chinese researchers who prioritize immediate, practical applications of space technology over speculative ventures. His recommendations underscore the importance of maximizing the utility of current satellite data collection methods before exploring more complex solutions.

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As discussions continue around the future of space-based computing, China may explore avenues for enhancing its satellite data processing capabilities. The emphasis on practical applications could shape the country's approach to space technology in the coming years, potentially leading to innovations that improve data efficiency and utility.

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• “Right now, satellites collect huge amounts of data , but a large portion of it is discarded before it is ever transmitted to the ground,” — Gao Wen, Computer Scientist, Peking University

South China Morning Post

• “If processing and analysis can be done in orbit first, satellites could send back only the useful information.” — Gao Wen, Computer Scientist, Peking University

South China Morning Post