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[return to "Data centers in space makes no sense"]
1. Bender+Kn[view] [source] 2026-02-03 21:30:38
>>ajyoon+(OP)
AI data-centers use upwards of 100MW. The biggest solar panels in space could produce around 240KW. When they speak of AI data-centers in space what do they actually mean in realistic non theoretical terms and where are the materials for this coming from?

If the AI data-center used only 10MW then each could have two redundant SMR's assuming the cooling challenges have been worked out but then we could have nuclear reactor disposal and collision issues.

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2. shetay+mz[view] [source] 2026-02-03 22:31:59
>>Bender+Kn
I assume the idea is to have the entire constellation be the data center in question. Laser back haul transceiver bandwidth is in the same order of magnitude of rack-to-rack bandwidths [1][2]. I could see each sat being a rack and the entire mesh being a cluster.

[1] https://hackaday.com/2024/02/05/starlinks-inter-satellite-la... (and this is two years ago!) [2] https://resources.nvidia.com/en-us-accelerated-networking-re...

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3. reacto+lJ[view] [source] 2026-02-03 23:28:25
>>shetay+mz
This is how Starlink works however, you would need orders of magnitude more compute than those router pucks. Orders of magnitude more power needs unless you combined a nuclear reactor to it. It’s just such a fever dream at this stage that he’s really doing it to muddy accounting and consolidate debts from Grok failures.
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