Space Data Centers

Company Landscape

~20 companies across 5 categories: Pure-play DC, Edge Computing, Mega-Cap Programs, Rad-Hard Chips, and Communications infrastructure.
CompanyHQFoundedTotal FundingCategoryPrimary Product / RoleStatus
UboticaIreland/EUPre-2020UndisclosedEdge ComputingCogniSAT-XE2 AI accelerator; in-orbit data compression11 SPACE:AI missions flown
GoogleMountain View, CA1998PublicMega-CapProject Suncatcher: 81-sat TPU cluster; $200/kg targetPrototypes 2027 with Planet
SpaceXHawthorne, CA2002PrivateMega-CapStarlink (10K+ sats); 1M-sat DC constellation (FCC filed)Dominant launch provider
Blue OriginKent, WA2000PrivateMega-CapTeraWave: 5,408-sat, 6 Tbps network (Jan 2026)New Glenn operational; deploy Q4 2027
NVIDIASanta Clara, CA1993PublicMega-Cap / ChipsH100/Blackwell GPUs; Vera Rubin Space Module (25x H100)H100 in orbit; Vera Rubin announced
BAE SystemsArlington, VA1999PublicRad-HardRH12 rad-hard ICs (12nm FinFET with GlobalFoundries)Production 2025+
Frontgrade TechnologiesMultipleHeritage 40+ yrsUndisclosedRad-HardGR765 NOEL-V RISC-V processor; GR801 with Akida neuromorphicShipping 2025-26
AMD/XilinxSan Jose, CA1984PublicRad-Hard / ChipsVersal XQR ACAP (400 AI engines, ≥30 krad); Kintex UltraScale XQRFlight-qualified
Microchip TechnologyChandler, AZ1987PublicChips / Rad-HardPIC64-HPSC (8x RISC-V, 2 TOPS); SAMD21RT rad-tolerant MCUIn production
VORAGO TechnologiesTBDPre-2010UndisclosedRad-HardVA4 MCU (300 krad TID); VA5 (Cortex-M55)Q1 2026 shipments
Axiom SpaceHouston, TX2017$660M+Pure-play DCOrbital DC nodes; commercial space station; ISS modulesODC nodes launching 2025-27
Loft OrbitalFrance/US2017$330M+Edge ComputingLongbow platform (Airbus ARROW bus + in-orbit compute)>$1B valuation; 10+ sat/year
OrbitsEdgeTBDTBD$250KPure-play DCSatFrame modular DC bus with HPE Edgeline2026 orbital demo planned
Kepler CommunicationsCanadaPre-2020$200M+CommsOptical data relay (100 Gbps WARP terminal); 10 sats Jan 2026Constellation deploying
AetherfluxBay Area, CAOct 2024$60MPure-play DCGalactic Brain: space solar + DC combined systemFirst LEO node Q1 2027
Skyloom (now IonQ)TBDTBD~$31M (pre-acq)CommsOptical ISL (10-100 Gbps); SDA compliantAcquired by IonQ Jan 2026
StarcloudRedmond, WA2024~$24-34MPure-play DCGPU compute satellites (H100/Blackwell); 88K constellation filedOperational (SC-1 in orbit)
Lonestar DataSt. Petersburg, FL2021$15.5MPure-play DCLunar + LEO data storage and archivalIM-1 pathfinder flown 2024
Sophia SpaceSeattle, WA2023$13.5MPure-play DCTILE compute modules (92% solar-to-compute efficiency)Ground testing; demo 2027-28
AetheroTBDTBD$8.4MEdge ComputingNxN-ECM (Nvidia Orin NX, 20-157 TOPS); NxA-ECM (275-550 TOPS)Deimos in orbit Aug 2024
Zero Error SystemsTBDPre-2020$7.5MRad-HardZSOM-F01 radiation-tolerant System-on-ModuleQ1 2026 shipments
Cosmic Shielding CorpAtlanta, GAPost-2020$4M (TACFI)Rad-HardPlasteel nanocomposite radiation shieldingTested on Space Forge; TACFI contract

Companies sorted by total funding descending. Public/private mega-caps listed first. Sources: Crunchbase, company announcements, press releases.

Supply Chain Tiers

6-tier supply chain: Chips → Compute Modules → Satellite Bus → Launch → Connectivity → End Users. Key suppliers at each tier.
CompanyKey Product / CapabilityPerformance MetricStatus
Tier 1 — Chips & Processors
NVIDIAH100 SXM / Blackwell / Vera Rubin Space4 PFLOPS FP8 / 25x H100 (Vera Rubin)In orbit (H100); Vera Rubin announced
AMD/XilinxVersal XQR ACAP, Kintex UltraScale XQR400 AI engines; ≥30 krad TIDFlight-qualified
MicrochipPIC64-HPSC, SAMD21RT8x RISC-V @ 1 GHz, 2 TOPS int8In production
GoogleTrillium TPU v6eCustom AI; ≥15 krad TID testedLab testing
BAE / GlobalFoundriesRH12 (12nm FinFET rad-hard)Full rad-hard by designProduction 2025+
FrontgradeGR765 NOEL-V, GR801 AkidaRISC-V + neuromorphic AIShipping 2025-26
VORAGOVA4, VA5 MCUs300 krad TID; ARM Cortex-MQ1 2026
Cosmic Shielding CorpPlasteel nanocomposite10x SEE reduction; 40x mass savingsFlight tested
Tier 2 — Compute Modules
AetheroNxN-ECM (Orin NX); NxA-ECM20-157 TOPS; 275-550 TOPS (NxA)In orbit (NxN); NxA Q4 2025
OrbitsEdgeSatFrame / Edge115 TOPS; HPE Edgeline-based2026 orbital demo
HPEEdgeline EL4000 (SBC-1/2)Edge server; software-hardened615 days ISS heritage
Sophia SpaceTILE Module92% solar-to-compute efficiencyGround testing 2026
UboticaCogniSAT-XE2AI inference + compression11 missions flown
Tier 3 — Satellite Bus
K2 SpaceMega Class bus (<$15M)~1,000+ kg; 20 kW; <3 mo leadIntegration for Q1 2026 launch
AirbusARROW platform600+ satellites in orbitProven constellation backbone
Northrop GrummanESPAStar-HP, GEOStar-3Multi-mission busActive production
Tier 4 — Launch
SpaceXFalcon 9 / Heavy / Starship$2,600/kg (F9) → $13-20/kg (Starship target)Dominant; 85% cost advantage
Rocket LabElectron ($25K/kg); Neutron (~$4K/kg)Small-sat (Electron); Medium (Neutron 2026)Active (Electron); Dev (Neutron)
ULAVulcan Centaur ($10,185/kg)10,800 kg to LEOActive (first launch Jan 2024)
Blue OriginNew Glenn ($1,511/kg)45,000 kg to LEOOperational Jan 2025
Tier 5 — Connectivity
Kepler CommunicationsWARP optical terminal (100 Gbps+)LEO-to-LEO data relay10 sats launching Jan 2026
Skyloom (IonQ)V'ger (10 Gbps); WARP OCT (100 Gbps)Multi-orbit optical ISLAcquired Jan 2026; production
SpaceX (Starlink ISL)Optical ISL (100 Gbps per link)42 PB/day network aggregateOperational (10,000+ sats)
Blue OriginTeraWave (part of 6 Tbps network)5,408 sats; LEO + MEO meshAnnounced Jan 2026
Tier 6 — End Users
DoD / Space Force / SDAMissile tracking, ISR, C2$3.5B Tranche 3; $13.4B Golden DomeActive procurement
Planet LabsEarth observation processing30 TB/day raw imageryPartnering with Google Suncatcher
Hyperscalers (Google, Meta, etc.)AI training/inference offload$443B combined CapEx (2025)Evaluating orbital options
NASA / ISROScientific data processingNISAR: 80 TB/dayActive missions

Space data center supply chain organized from silicon (Tier 1) to end users (Tier 6). Sources: company announcements, product datasheets, industry reports.

Partnerships & Strategic Alliances

15 verified partnerships including Starcloud+NVIDIA, Google+Planet Labs, Axiom+Kepler+Skyloom, Lonestar+Sidus ($120M), and the ASCEND consortium.
PartnershipPartnersAgreement DetailsDate / StatusValue / ScaleSource
Starcloud + NVIDIAStarcloud, NVIDIAH100 GPU in Starcloud-1; NVIDIA Inception Program partnershipNov 2025 (SC-1 launch)Chip supply + brandCNBC, NVIDIA
Starcloud + CrusoeStarcloud, Crusoe EnergyFirst cloud operator in space; Crusoe Cloud on SC-2Late 2026 launch; capacity from 2027Cloud services platformDCD, Crusoe Press
Google + Planet LabsGoogle, Planet LabsProject Suncatcher: 81-sat TPU cluster; two prototypes early 2027Announced Nov 4, 2025Major strategic betGoogle Research Blog
Axiom + Kepler + SkyloomAxiom Space, Kepler, SkyloomOptical ISLs for Axiom Orbital DC Node (10-100 Gbps)2027 ISS launchComms infrastructureAxiom Space
Axiom + Spacebilt + Phison + MicrochipAxiom, Spacebilt, Phison, MicrochipLarge In-Space Servers (LiSS); Phison SSDs; PIC64-HPSC processor2027 ISS launchCompute + storage stackAxiom Space, Phison Blog
Axiom + Red HatAxiom Space, Red HatRed Hat Device Edge (MicroShift, RHEL, Ansible) on AxDCU-1Spring 2025 (AxDCU-1)Software platformRed Hat Press
OrbitsEdge + HPEOrbitsEdge, Hewlett Packard EnterpriseOEM agreement for datacenter-grade computing in orbit (Edgeline)2026 orbital demoHardware partnershipPRNewswire
Lonestar + Sidus SpaceLonestar Data, Sidus Space$120M preliminary agreement for 6 lunar data spacecraft (LizzieSat)Extended Apr 2025; pathfinder Oct 2025$120M over multi-yearSidus Space IR
Aethero + Cosmic ShieldingAethero, Cosmic Shielding CorpPlasteel radiation shielding for NxN compute modules (Orin NX)Partnership announced Jul 2024; in orbit10x SEE reductionTechCrunch
Sophia + ArmadaSophia Space, ArmadaEarth-to-orbit edge AI platform; TILE orbital modules + Galleon ground centersPartnership announced 2025Strategic allianceMandala Space Ventures
K2 Space + SESK2 Space, SESmeoSphere MEO constellation partnershipQ1 2026 on-orbit missionMEO infrastructureSES Press
ASCEND ConsortiumThales Alenia Space (lead), ESA, Orange, HPE, ArianeGroup, Airbus, DLR + 4 othersEuropean Horizon Europe program for orbital data center feasibilityFeasibility completed 2025; demo 2026~EUR 2M feasibility; EU programThales Alenia Space
NTT + SKY Perfect JSATNTT, SKY Perfect JSATSpace data center satellites with photonics-electronics convergence2025 first launch targetJapanese strategic partnershipNTT R&D
Starcloud + SpaceXStarcloud, SpaceXLaunch provider for Starcloud-1; Starlink for data relayNov 2025 launchLaunch + comms backboneDCD

Key partnerships and alliances in the space data center ecosystem. Sources: company press releases, regulatory filings, industry publications.

FCC Constellation Filings

SpaceX (1M satellites, Jan 2026), Starcloud (88K satellites, Mar 2026), and China ADA Space (2,800 planned). The regulatory race for orbital spectrum.
OperatorFiling TypeSatellitesOrbit RangeOrbit TypeDate FiledPurposeStatus
SpaceXFCC NGSO1,000,000500-2,000LEO (multiple shells)Jan 30, 2026Orbital data processing, solar power generation, AI computeAccepted for public comment (deadline Mar 6, 2026)
StarcloudFCC NGSO88,000600-850Sun-synchronous LEOMar 13, 2026AI orbital data centers with optical ISL and Ka-band TT&CAccepted for filing
SpaceX (Gen2 expansion)FCC modification7,500 additional340-485LEOApproved Jan 9, 2026Next-gen Starlink (total 15,000 authorized)Approved
Blue Origin (TeraWave)FCC NGSO5,408LEO + MEO5,280 LEO + 128 MEO~Jan 20266 Tbps data throughput; DC interconnection, AI trainingFiled / In review
Amazon (Project Kuiper)FCC NGSO3,236590-630LEOApproved (2020, modified 2023)Broadband + OISL (100 Gbps demonstrated)Deploying (first production sats 2025)
ADA Space (China)CNSA / Chinese regulatory2,800LEOLEON/A (Chinese domestic)Three-Body Computing Constellation; 744 TOPS/sat; 1,000 POPS target12 sats operational (May 2025)
OneWeb (Eutelsat)FCC / ITU648 (Gen 1)1,200LEOAlready licensedBroadband; Gen 2 with enhanced compute capabilitiesOperational (648 sats)

Major constellation filings relevant to space-based data centers. Sources: FCC filings, company announcements.

Space Data Centers - Supply-chain | Sterling