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    Does It Make Sense To Put Data Centers In Space? Can They Really Cost Less To Operate?

    Scott Manley

    3 HN recommenders · recommended in 3 months, 2024–2025

    YouTube

    16:37 · 503K views · Sep 9, 2024

    Scott Manley analyzes the idea of putting data centers in orbit, prompted by Lumen Orbit's funding. He examines the claimed advantage of constant solar power against launch cost, cooling and mass.

    Recommended in orbital data center threads as a sober explanation of why the idea doesn't work out economically or thermally.

    Physics, Space & ChemistrySpace exploration & spaceflightCloud, DevOps & reliability
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    4 comments from Hacker News

    1. @AtaraxicDec 2025· in “Economics of Orbital vs. Terrestrial Data Centers”

      Scott Manley had a video about this last year. this video The short of it is that cooling is likely the biggest problem, given you will need to pump the heat to the backside and radiate it away, and the amount of mass you will need to dedicate to cooling works against deployments and increases the cost per unit significantly. Not to mention, the idea of these huge deployments runs into potential space debris issues. Whenever one of these ventures actually manages to launch a proof of concept, I think we'll be able to quickly discern if there is actually a near-future here.

      RecommendsView on HN
    2. @shantaraMay 2025· in “Starcloud”

      Scott Manley has published a video a few months ago explaining why putting data centers in space is an absolutely terrible idea. Lumen Orbit, the company mentioned, is a former name of Starcloud. this video

      RecommendsView on HN
    3. @freefalerDec 2025· in “Nvidia-backed Starcloud trains first AI model in space, orbital data centers”

      The great Scott Manley did a video about that: this video basically it doesn't make sense with current technologiesa and even with Starship's proposed specs/price it won't be profitable. Check it out...

      RecommendsView on HN
    4. @tourmalinetacoSep 2024· in “Data center emissions probably 662% higher than big tech claims”

      If you want to see exactly the type of solar panels needed for a data center (and why they’re impractical in even ideal situations) then check out this mockup of a proposed space data center ran off solar: this video

      CitesView on HN