SpaceX Space AI Costs Are Already Near Ground AI Data Centers

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Various analysis of the cost of AI Data Centers in space describe crossover points for AI data centers in space as $500/kg in launch or $250/kg in launch.

The difference in costs for launch that SpaceX charges itself versus clients and SpaceX being the clear leader in mass production of cost efficient satellites gives SpaceX a 3-4X cost advantage versus all competitors for AI in space. SpaceX will be able to make affordable Space AI data centers at massive scale by mid-2028 while it will take others til around 2035.

SpaceX Falcon 9 marginal costs are about $10 million per flight. This is 7 times lower cost than what they sell launch to customers at $67-70 million per flight.

This makes SpaceX cost per kilogram about $600/kilogram.

The main costs that SpaceX needs to work on are the fully reusable Starship to bring their launch cost down to $100/kg or less. Again they will charge the clients about ten times more. The other main cost is to make dedicated solar power and AI chip optimized satellites. This will being the cost per watt of AI down versus satellites optimized for communication.

Here is the link to the Starcloud white paper on AI data centers in space.

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5 thoughts on “SpaceX Space AI Costs Are Already Near Ground AI Data Centers”

  1. Enemy countries have been a threat for decades to many American industries.

    Less and less of Elon’s net worth is tied to China. Sure, the auto production and battery manufacturing is still important, but it grows less important each day. Physical AI and robotics are centered in the U.S.

    I think the American government (especially military) knows to keep SpaceX satellites safe. America has a lot riding on Tesla (batteries, refining, physical AI, robotics) and SpaceX (rocket launch, satellites, AI, orbital energy). The current military hierarchy understands this.

    I hope future military leadership and elected officials understand it also.

  2. The risk (really near certainty) of Kessler syndrome at the scale of deployment suggested makes vast scale AI in orbit unworkable. Though might be OK out of LEO with less density of satellites. Starlink is highly vulnerable too, not just through bad luck, but also by destruction blackmail by enemy countries.

    • I can’t come to any conclusions about Kessler syndrome myself. It’s always cited by critics, but most of them also have no capacity for independently analyzing the problem. Musk and SpaceX who actually manage Starlink which amounts to almost all the satellites now in orbit, don’t seem very concerned. I’d have to think they would have an interest in it if their tens of billions invested and hundreds of billions in market cap were vulnerable to being quickly trashed either by accident or a pretty cheap anti-satellite attack. Either way, it seems very likely we will do the experiment and launch lots of AI sats at scale into Sun Synchronous Earth orbits so we’ll find out if it’s workable or not.

      • Physicist Youbtuber Sabine Hossenfelder cites paper showing Kessler Syndrome is already inevitable: https://youtu.be/8ag6gSzsGbc?si=_4kZ3CTKsnWsECL0.
        It would only grow more so with AI centers in orbit.

        Also, what is the transmission rate of these satellites to ground receivers and beyond and vice versa? TBs of compute is useless if it can’t be transmitted in real time, and if it’s too slow that means many more satellites to compensate, which means more chance of Kessler syndrome.

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