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Orbital Datacenters LEO
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🛰️ Starcloud FCC Filing · 88 000 satellites · 13 March 2026 💸 Cost ratio 1 GW orbital · $51.1 Bn baseline · 3× ground (McCalip) 🔥 Starcloud-1 H100 · Overheating confirmed · Radiator ×10 to test 2026 🚀 Starship vol n°12 · Pivot variable · $100–200/kg if successful 🛡️ KSAT "Hyper" constellation · Ground station response · Announced Aug. 2025 ⚡ GPU failure LEO · 5%/an · Mieux que les 9% estimated 📡 Starlink avoidances · 144,404 maneuvers/6 months · Fuel = lifespan 🔴 SLA 99,99% orbital · Physicsment incompatible · Premium market excluded 🛰️ Starcloud FCC Filing · 88 000 satellites · 13 March 2026 💸 Cost ratio 1 GW orbital · $51.1 Bn baseline · 3× ground (McCalip) 🔥 Starcloud-1 H100 · Overheating confirmed · Radiator ×10 to test 2026 🚀 Starship vol n°12 · Pivot variable · $100–200/kg if successful 🛡️ KSAT "Hyper" constellation · Ground station response · Announced Aug. 2025 ⚡ GPU failure LEO · 5%/an · Mieux que les 9% estimated 📡 Starlink avoidances · 144,404 maneuvers/6 months · Fuel = lifespan 🔴 SLA 99,99% orbital · Physicsment incompatible · Premium market excluded
ADS-B NETWORK SAS
Orbital Datacenters LEO — Analysis 2026
Revision 4 March 2026
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3:1
Baseline cost ratio
Orbital vs ground 1 GW (McCalip / IEEE Spectrum)
88 000
Satellites requested
FCC filing Starcloud, 13 March 2026
5%
GPU failure / year
Actual Starcloud-1 — better than estimated 9%
2030
Parity horizon (if)
Conditional: Starship + 3 simultaneous conditions
Analysis ADS-B NETWORK SAS · Revision 4 · March 2026

Summary — What Nobody Says

Four revisions since January 2026. New data confirms the essentials, nuances the timeline, and reveals massive hidden costs.

Consolidated Verdict · Revisions 1 to 4

Verdict Evolution

Four progressive revisions since January 2026, each bringing new field data.

RevisionCost ratioKey variableVerdict
January 2026 (initial)4:1Stefan-Boltzmann + radiationNot viable current tech
Revision 2 — March 20263:1 / 1.05:1 opt.Starship + 3 conditionsConditional
Revision 3 — March 20263:1 to 4:1 + SLAImpossible SLA + optical errorPremium market excluded
Revision 4 — March 20261.3:1 to 2.8:1 opt.Hidden operational costsEconomist parity invalid
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Main conclusion

Physics no longer says absolute NO. Economics says MAYBE under conditions. SLA says NO to the premium market. Hidden costs (ADS-B, debris, fuel, links) erase theoretical parity. The only short-term viable market is satellite edge inference and the relay hub for defense/sovereignty clients.

Economics · Scenario Comparison

Cost Scenarios at a Glance

Cost of a 1 GW datacenter — orbital vs ground scenarios ($Bn)
Source: McCalip (Varda/andrewmccalip.com) · The Economist · ADS-B NETWORK SAS Rev.4
View full economic analysis →
Navigation · Thematic Analysiss

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