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Why put AI data centres in space?

A Google TPU in orbit answered its first prompt with a haiku. Work out why tech companies want data centres in space, and what stands in the way.

By Alan Brown

Video cover: Google ran AI in space, and it wrote a poem back
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Jump to the prompt ↓

🛰️ Google just ran AI in orbit, and it answered with a haiku.

  • 🚀 Project Suncatcher's prototype satellite, built with Planet, launched on 1 October 2026 carrying Google's TPU chips.
  • 💬 Google sent a command up, booted the chip, ran a prompt on Gemma and got a full response back on Earth: "Blue marble below / Data streams in silent grace / Starlight feeds my core." Google's post: blog.google/innovation-and-ai/models-and-research/google-research/project-suncatcher-satellite-response/
  • ☀️ Why space? Google says solar panels in the right orbit can produce up to eight times more power than on Earth, with near-constant sunlight.
  • 🛰️🛰️ Next, Google plans twin interconnected satellites in 2027.

Context & limitations

It's one prototype answering one prompt, not a data centre yet. The prompt below helps you weigh the promise against the problems.

Do this yourself

Help me understand why tech companies are trying to put AI data centres in space. Use Google's Project Suncatcher as the main example, and compare one other company's plan if there is one. Ask me first how much detail I want: a quick explainer for a friend, a school presentation, or a deeper analysis. Then build it to that level. Cover: 1. What Project Suncatcher has actually done so far, with dates and links to Google's own posts. 2. Why space: the solar power and sunlight claims, explained simply, with the source for any number. 3. The hard problems: cooling, radiation, launch cost, repairs, and getting data back to Earth. 4. A simple table: advantages vs problems, each with how confident we can be. 5. What would have to be true for space data centres to make sense, and the next milestone to watch. Check current sources for every figure, and label company claims as claims. Finish with three questions to discuss.

Weighing power, cooling, radiation, cost and latency side by side turns a space headline into a trade-off you can actually reason about.

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