Low Earth orbit is undergoing the fastest expansion in its history. However, the nature of the payload is changing. We are moving past simple “bent-pipe” communication relays — where a satellite simply receives a signal and beams it back to Earth without processing it. With initiatives like StarCloud deploying and training a large language model in orbit, the era of the space data center has arrived. Broadband constellations and on-orbit processing missions are now multiplying faster than their underlying data-handling architectures can evolve.

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Ravinda Meegama is a senior professor in computer science at the Department of Computer Science, Faculty of Applied Sciences, University of Sri Jayewardenepura, Sri Lanka. He has BSc degree (First Class) in Computer Science from University of Colombo,...