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Sophia Space

Category: AI in Defense / Aerospace

Sophia Space develops modular, solar-powered, passively cooled orbital computing platforms (TILE) that enable AI inference and data processing directly in space, eliminating bandwidth and latency constraints of Earth-based processing. Sophia Space was founded in 2023. The company is led by Rob DeMillo. Based in Pasadena, California, United States. Team size: 10-20. Total funding raised: $13.5M. Latest round: Seed round ($10.0M, Feb 2026). Key investors include Alpha Funds, KDDI Green Partners Fund, Unlock Venture Partners, Mandala Space Ventures, Gaingels, CEAS Investments I.

Founded
2023
Headquarters
Pasadena, California, United States
Team size
10-20
Total funding
$13.5M

Value proposition

Enables real-time AI inference and edge computing directly in orbit by processing Earth observation and sensor data where it's captured, dramatically reducing latency and bandwidth constraints while delivering near-real-time insights to defense and emergency responders. Eliminates terrestrial data center limitations (power grid constraints, water-intensive cooling, regulatory barriers) through 92% energy-efficient, solar-powered, passively cooled modular architecture.

Products and solutions

TILE (Thermal-Integrated LEO Edge) Platform - 1m x 1m x 1cm modular compute modules with integrated solar panels and passive cooling, SOOS (Sophia Orbital Operating System) - proprietary orbital operating system, Proprietary Thermal Load Balancing Hardware and Software, Orbital Data Centers (ODCs) - scalable space-based data centers planned for 2030s deployment, Earth-to-Space Edge AI Platform (developed with Armada partnership)

Unique value

First company to develop space-native modular computing platforms with patented passive cooling technology that turns orbital thermal management from a problem into an advantage. TILE modules achieve 92% energy efficiency by integrating solar panels directly with enterprise servers, enabling processors to sit against passive heat spreaders that radiate waste heat directly to space without heavy conventional radiators.

Target customer

Satellite operators, Earth observation companies, defense and national security agencies, commercial satellite constellations, space stations, government space programs, and emergency response organizations requiring real-time orbital data processing

Industries served

Aerospace & Defense, Space Technology, AI Infrastructure, Edge Computing, Satellite Communications, Earth Observation & Remote Sensing, National Security, Orbital Data Centers

Technology advantage

Combines three breakthrough innovations: (1) Patented radiative cooling array technology adapted from Caltech orbital solar power research, enabling passive thermal management without active cooling systems; (2) Modular 1m x 1m x 1cm TILE architecture supporting enterprise-grade processors (Qualcomm Snapdragon, Nvidia Jetson, Blackwell chipsets) with optical interlinks and mesh networking; (3) Proprietary SOOS operating system with thermal-aware workload distribution software that maintains thermal stability across distributed processors. Platform scales from single TILEs to 50x50 meter orbital data centers delivering 1MW computing power in sun-synchronous LEO orbit (600-1,000 km).

How they differentiate

Patented passive cooling technology that turns orbital thermal management into an advantage through modular 1m x 1m x 1cm TILE architecture with 92% energy efficiency, integrated solar panels, and proprietary SOOS (Sophia Orbital Operating System) - requires less capital than competitors

Main competitors

Starcloud, Axiom Space, Lonestar Data Holdings

Key partnerships

Armada - Strategic partnership for fully integrated Earth-to-space edge AI platform combining Galleon ground edge data centers with TILE orbital modules and SOOS operating system, Axiom Space - Memorandum of Understanding (MoU) to demonstrate orbital data centers for national defense architecture applications including 'Golden Dome' initiative, Outpost Technologies - Exploratory collaboration on on-orbit AI compute and manufacturing use cases with Carryall™ return-to-Earth systems integration, Orbital Robotics - Exploratory collaboration on on-orbit AI compute and robotic manufacturing concepts, Apex Space - Planned satellite bus provider for orbital demonstration mission (late 2027/early 2028), Mandala Space Ventures - Incubator/Studio partner and venture studio backing, California Institute of Technology (Caltech) - Technology transfer and IP licensing from orbital solar power research program

Notable customers

Defense and national security agencies, Satellite operators, Earth observation companies, Commercial satellite constellations, Emergency response organizations

Major milestones

Company founded in 2023 by Dr. Leon Alkalai (retired NASA JPL Fellow), Pre-seed funding of $3.5M closed in May 2025, Strategic partnership with Armada announced in September 2025 for Earth-to-space edge AI platform, Memorandum of Understanding (MoU) signed with Axiom Space for orbital data center demonstration, Seed round of $10M closed in February 2026 led by Alpha Funds, KDDI Green Partners Fund, and Unlock Venture Partners, Plans for orbital demonstration mission in late 2027 or early 2028 using Apex Space satellite bus

Growth metrics

Progressed from pre-seed to seed funding within 9 months; building first two TILE prototypes for ground testing in 2026; pre-revenue development stage

Market positioning

Early-stage space-native modular computing platform provider focusing on orbital edge computing, real-time AI inference, and data processing for defense and commercial satellite applications

Geographic focus

United States (headquarters in Pasadena, California) with Asia-Pacific market access through KDDI investment; global coverage via sun-synchronous LEO orbit (600-1,000 km)

Patents and IP

Patented radiative cooling array technology (specific patent numbers not publicly disclosed as of latest update). Technology adapted from Caltech orbital solar power program with IP licensing arrangements. Company references 'patented array designed for solar-power generation and passive cooling' in official documentation.

About Rob DeMillo

20+ years driving digital transformations for startups and established companies; former CTO at Skidmore, Owings & Merrill (SOM) - first CTO in firm's 80+ year history; former CTO at Discovery Digital Networks; former CTO at Third Screen Media (acquired by AOL, 2007); Venture Partner at SparkLabs Global Ventures; experience at NASA JPL and MIT Lincoln Laboratory; portfolio of 7 acquisitions and IPOs out of 9 companies

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