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SERIES 101

SpaceTech 101: The Full Value Chain Behind the New Space Economy

Everything for beginner that do not know what it is

1P · JUDY DUONG·DECEMBER 18, 2025·30 MIN READ
SpaceTech 101: The Full Value Chain Behind the New Space Economy

SpaceTech is simply the industry of building technologies that help humans access space, operate in space, and use space-based data or infrastructure to solve problems on Earth.

TypeWhat it meansExample use
CubeSat / nanosatelliteVery small satellite, often cheaper and faster to buildUniversity missions, IoT, experiments
Small satelliteCompact commercial satelliteEarth observation, connectivity
Large satelliteBigger, more expensive, longer-life satelliteTelecoms, GPS, weather
LEO satelliteLow Earth Orbit, closer to EarthStarlink, Earth imaging
GEO satelliteGeostationary Orbit, far above Earth, appears fixed over one locationTV broadcasting, broadband
MEO satelliteMedium Earth OrbitGPS/navigation systems

Satellites can be used for communication, Earth observation, weather forecasting, navigation, scientific research, defense monitoring, or internet connectivity.

▣ INTERACTIVE MAP
EXPLORE THE SPACETECH VALUE CHAIN →
Filter the 4 stages, hover sectors, and see the companies building each layer.

1. Satellite Components

This sector covers the hardware building blocks that go inside satellites. These include propulsion systems, communication terminals, antennas, sensors, robotics, power systems, and other subsystems. Companies in this layer usually do not operate full satellite networks themselves; they supply the parts that satellite manufacturers or operators need to build spacecraft.

CompanyWhat they do
AAC Clyde SpaceBuilds small satellite components, subsystems, and small satellite platforms.
CesiumAstroBuilds active phased-array communications payloads and satellite connectivity hardware.
GomSpaceBuilds nanosatellite platforms, components, and mission systems.
Honeybee RoboticsBuilds robotic systems, motion control, and exploration hardware for space missions.
LetaraDevelops propulsion systems for small satellites.
MynaricBuilds laser communication terminals for aerospace and satellite networks.
Pale BlueDevelops water-based propulsion systems for small satellites.

2. Satellite Manufacturing

This sector includes companies that design and build satellites or satellite platforms. Some build large, complex spacecraft for telecom, defense, navigation, and Earth observation, while others focus on smaller standardized satellites that can be produced faster and at lower cost. This is one of the core upstream layers of the SpaceTech value chain.

CompanyWhat they do
Airbus Defence and SpaceBuilds large satellites, spacecraft, and defense/space systems.
Thales Alenia SpaceBuilds telecom, navigation, Earth observation, and science satellites.
Maxar Space SystemsBuilds satellites and space infrastructure; also known for Earth intelligence.
Terran OrbitalManufactures small satellites, often for defense and commercial missions.
York Space SystemsBuilds standardized small satellite platforms.
Open CosmosProvides end-to-end small satellite missions: build, launch, operate, and deliver satellite data.
AstranisBuilds smaller GEO broadband satellites designed to provide dedicated capacity for specific operators or regions.

3. Launch Vehicles

Launch companies provide access to space. They build and operate rockets that carry satellites, cargo, and sometimes crew into orbit. This sector is critical because lower launch costs make the entire space economy more viable by enabling more satellites, more frequent missions, and more commercial experimentation.

CompanyWhat they do
SpaceXOperates Falcon 9, Falcon Heavy, Starship development, and rideshare launches; also operates Starlink.
Rocket LabProvides small and medium launch services and also builds spacecraft.
Blue OriginDevelops reusable rockets and space infrastructure.
Relativity SpaceDevelops 3D-printed rockets.
Firefly AerospaceProvides launch, lunar, and in-space transportation services.
Isar AerospaceGerman launch startup developing small launch vehicles.
PLD SpaceSpanish launch company developing reusable rockets.

4. Propulsion

Propulsion companies build systems that help satellites move, adjust orbit, avoid collisions, or deorbit at the end of life. This matters especially as Low Earth Orbit becomes more crowded. Propulsion is no longer only about getting into space; it is also about maneuverability, safety, and orbital sustainability.

CompanyWhat they do
ExotrailProvides mission design, propulsion, and satellite mobility solutions.
Pale BlueDevelops water-based propulsion systems for small satellites.
LetaraDevelops small-satellite propulsion systems.
Dawn AerospaceDevelops in-space propulsion systems and reusable spaceplane technology.

5. Ground Infrastructure

Ground infrastructure connects satellites in orbit to users and systems on Earth. This includes ground stations, antennas, cloud-linked satellite communication networks, and data downlink services. Without this layer, satellite data cannot be received, processed, or distributed efficiently.

CompanyWhat they do
KSATOperates one of the world’s major ground-station networks.
Leaf SpaceProvides ground-segment services for satellite operators.
AWS Ground StationLets satellite operators use Amazon’s cloud-linked ground-station network.
Azure OrbitalMicrosoft’s cloud-based ground-station and satellite connectivity service.
Northwood SpaceBuilding a global ground-station network using phased-array antennas.
SkynopyParis-based startup building a high-throughput ground-station network for LEO satellites.
ATLAS Space OperationsProvides ground-station services and satellite communications infrastructure.

6. Mission Software

Mission software helps design, simulate, operate, and manage satellite missions. It can include digital twins, mission planning, command systems, fleet operations, and automated coordination tools. As satellite constellations grow larger, software becomes essential for managing complexity.

CompanyWhat they do
AntarisBuilds a cloud platform for the satellite lifecycle, including design, digital twins, and command systems.
Kayhan SpaceProvides autonomous collision avoidance and coordination software.
Slingshot AerospaceBuilds space situational awareness and satellite-tracking software.
EcosmicBuilds SAFE, a collision-risk estimation and automated avoidance system.
ExotrailProvides mission design, propulsion, and satellite mobility software.

7. Satellite Operations

This sector includes companies that operate satellites, manage missions, or provide satellite capacity as a service. Instead of every customer building and operating their own spacecraft, satellite operations companies can provide shared infrastructure, hosted payloads, or end-to-end mission delivery.

CompanyWhat they do
Loft OrbitalLets customers deploy payloads on shared satellite infrastructure instead of building their own satellites.
Spire GlobalOperates satellites and provides data services, also offering space-as-a-service capabilities.
Open CosmosProvides satellite missions and data platforms.
Planet LabsOperates an Earth-imaging satellite constellation and data platform.

8. Space Traffic Management

Space traffic management focuses on tracking objects in orbit and preventing collisions. As more satellites are launched, orbital congestion becomes a major risk. Companies in this sector use radar, telescopes, software, and data platforms to monitor satellites, debris, and potential collision paths.

CompanyWhat they do
LeoLabsUses ground-based radar to track objects in low Earth orbit.
Kayhan SpaceProvides autonomous collision avoidance and coordination software.
Slingshot AerospaceProvides space situational awareness and tracking tools.
Privateer SpaceBuilds data and visualization tools for space sustainability.
COMSPOCProvides space traffic management and space situational awareness solutions.

9. Space Cybersecurity

Space cybersecurity protects satellites, ground stations, communication links, and mission software from cyber threats. As space systems become more connected and commercially important, they also become more vulnerable. This sector is especially important for defense, critical infrastructure, and satellite communications.

CompanyWhat they do
SpiderOakBuilds cybersecurity and zero-trust software for space systems.
Xage SecurityProvides zero-trust cybersecurity for critical infrastructure, including space-related infrastructure.
Ramon.SpaceBuilds space-resilient computing infrastructure with cybersecurity-relevant capabilities.

10. Orbital Logistics

Orbital logistics covers transportation and movement within space after launch. This can include orbital transfer vehicles, last-mile delivery for satellites, hosted payload platforms, and future in-space transportation networks. It is similar to logistics on Earth, but for moving assets between orbits.

CompanyWhat they do
D-OrbitProvides orbital transportation, hosted payloads, and in-space logistics services.
Impulse SpaceBuilds orbital transfer vehicles and in-space transportation systems.
MomentusDevelops in-space transportation and orbital service vehicles.
The Exploration CompanyDevelops reusable space capsules and orbital logistics infrastructure.
SpaceiumWorks on in-space logistics and orbital infrastructure.

11. Earth Observation

Earth observation companies use satellites to collect imagery and sensor data about the planet. This includes optical imagery, radar imagery, hyperspectral data, thermal data, and emissions monitoring. The data can be used for agriculture, climate, insurance, defense, disaster response, and supply-chain monitoring.

CompanyWhat they do
Planet LabsOperates a large Earth-imaging satellite constellation.
Maxar IntelligenceProvides high-resolution satellite imagery and geospatial intelligence.
BlackSkyProvides real-time satellite imagery and analytics.
ICEYEOperates SAR radar satellites for imaging through clouds and darkness.
Capella SpaceProvides SAR satellite imagery.
UmbraProvides high-resolution SAR imaging.
SatellogicProvides high-frequency Earth observation imagery.
PixxelBuilds hyperspectral imaging satellites.
GHGSatUses satellites to monitor greenhouse gas emissions.

12. Satellite Connectivity

Satellite connectivity companies provide internet, voice, data, or IoT connectivity from space. Some operate large Low Earth Orbit constellations for broadband, while others focus on direct-to-device, cellular, IoT, maritime, aviation, or remote-area connectivity. This sector turns space infrastructure into communication networks.

CompanyWhat they do
StarlinkProvides broadband internet using a large LEO satellite constellation.
OneWebProvides satellite broadband connectivity through a LEO constellation.
Amazon Project KuiperAmazon’s planned LEO satellite broadband network.
IridiumOperates a satellite communications network for voice and data connectivity.
GlobalstarProvides satellite communications and IoT connectivity.
AST SpaceMobileBuilding space-based cellular broadband connectivity.
Lynk GlobalBuilding direct-to-device satellite connectivity.
Hubble NetworkBuilding satellite Bluetooth / IoT connectivity infrastructure.
AstranisBuilds dedicated small GEO broadband satellites.

13. Climate Intelligence

Climate intelligence companies use satellite data, AI, and geospatial analytics to understand climate risk and environmental change. They can monitor emissions, wildfires, water stress, infrastructure exposure, and physical climate risk. This sector turns raw Earth observation data into decision-making tools for governments, insurers, utilities, and corporations.

CompanyWhat they do
KayrrosUses satellite and alternative data for energy, emissions, and climate intelligence.
AiDashUses satellite analytics for climate resilience, utilities, and infrastructure management.
LiveEOUses satellite data to monitor infrastructure such as railways, power grids, and pipelines.
Climate XProvides climate risk analytics for assets and infrastructure.
CervestClimate intelligence platform using Earth data.
OroraTechUses satellite data for wildfire detection and monitoring.
HydrosatUses thermal satellite data for agriculture, water, and climate applications.

14. Agriculture Analytics

Agriculture analytics uses satellite, drone, weather, and sensor data to monitor farms and crops. These platforms can track crop health, soil conditions, irrigation needs, yield risk, and climate stress. The goal is to help farmers, agribusinesses, insurers, and lenders make better decisions.

CompanyWhat they do
Map My CropTurns satellite and drone data into crop-health and farm-management insights.
EOS Data AnalyticsProvides satellite-powered crop monitoring and geospatial analytics.
CropXUses soil, weather, and satellite data for farm management.
Planet LabsProvides satellite imagery used for agriculture monitoring and crop analytics.

15. Defense Intelligence

Defense intelligence uses satellite imagery, geospatial data, sensors, and AI to support national security and military decision-making. This includes monitoring conflict zones, tracking infrastructure, detecting movement, and supporting situational awareness. It is one of the strongest demand drivers for advanced satellite data.

CompanyWhat they do
PalantirProvides data platforms used in defense, intelligence, and operational decision-making.
BlackSkyProvides real-time satellite imagery and analytics for government and commercial users.
MaxarProvides high-resolution imagery and geospatial intelligence.
AndurilBuilds autonomous defense systems and defense software.
ICEYEProvides SAR imagery useful for defense and emergency monitoring.
Capella SpaceProvides SAR imagery for government and commercial intelligence use cases.

16. Insurance / Financial Analytics

This sector turns geospatial and satellite data into financial insight. It can be used by insurers to assess disaster damage, by investors to monitor economic activity, or by commodity traders to track supply chains and energy infrastructure. The core idea is using space-derived data as an alternative data source for risk and market analysis.

CompanyWhat they do
Descartes LabsUses geospatial data and AI for climate, commodity, and supply-chain intelligence.
Orbital InsightUses satellite and geolocation data for economic and strategic intelligence.
ICEYEProvides SAR data used for disaster response, insurance, and risk analytics.
KayrrosUses satellite and alternative data for energy, emissions, and market intelligence.

17. In-Orbit Servicing

In-orbit servicing refers to repairing, refueling, repositioning, inspecting, or extending the life of satellites already in space. Instead of treating satellites as disposable assets, this sector aims to make orbital infrastructure more maintainable and reusable.

CompanyWhat they do
AstroscaleDevelops in-orbit servicing and debris-removal missions.
ClearSpaceDevelops active debris-removal and in-orbit servicing missions.
Starfish SpaceBuilds spacecraft for satellite servicing and orbital missions.
Northrop Grumman SpaceLogisticsProvides satellite life-extension and mission-extension services.

18. Debris Removal

Debris removal focuses on cleaning up defunct satellites, rocket bodies, and fragments from orbit. Space debris is dangerous because even small objects can damage active satellites at high speeds. This sector is closely linked to orbital sustainability and long-term space safety.

CompanyWhat they do
AstroscaleDevelops active debris-removal and end-of-life satellite services.
ClearSpaceBuilds missions to remove defunct satellites and debris from orbit.
Kall MorrisDevelops systems for capturing and removing orbital debris.
DarkWorks on space security and orbital protection, including debris-related capabilities.

19. In-Space Manufacturing

In-space manufacturing uses the microgravity environment to produce materials, pharmaceuticals, crystals, semiconductors, or biological products that may be difficult to make on Earth. The sector is still early, but the promise is that space could become a new manufacturing environment, not just a place for satellites.

CompanyWhat they do
Varda Space IndustriesManufactures drug crystals in microgravity and returns them to Earth using re-entry capsules.
Space ForgeUK startup developing satellites to manufacture advanced materials in space, especially for semiconductors and quantum computing.
Redwire SpaceWorks across space infrastructure, biotech, manufacturing, and in-space systems.
SpacePharmaBuilds miniaturized automated lab-on-chip platforms for life-science experiments in space.
Reditus SpaceBuilding reusable return platforms for microgravity manufacturing.
CatalyxBuilding autonomous space labs and return capsules for experiments and small-batch manufacturing.

20. Space Power Infrastructure

Space power infrastructure covers energy generation, storage, and transmission in orbit. This can include solar arrays, space-based power systems, and wireless power transmission between spacecraft. As space activity grows, energy infrastructure could become a foundational layer of the orbital economy.

CompanyWhat they do
Star CatcherBuilding a space-to-space wireless power grid using laser power transmission.
SolestialDevelops solar technology for space.
Redwire SpaceBuilds space infrastructure, solar arrays, and manufacturing systems.
ArkisysBuilding an in-space platform for assembly, servicing, and manufacturing.

21. Commercial Space Stations

Commercial space stations are privately developed orbital habitats and research platforms. They are intended to support research, manufacturing, tourism, national space agencies, and commercial activity after the International Space Station era. This sector represents the move from government-led space stations to private orbital infrastructure.

CompanyWhat they do
Axiom SpaceBuilding commercial space station infrastructure.
Sierra SpaceDeveloping Dream Chaser and commercial space station-related infrastructure.
Voyager Space / StarlabDeveloping commercial space station infrastructure.

22. Lunar / Cislunar Economy

The lunar and cislunar economy covers activity on the Moon and in the space between Earth and the Moon. This includes lunar landers, rovers, communications, resource exploration, payload delivery, and future infrastructure. It is still very early, but it could become important for science, defense, mining, and long-term space settlement.

CompanyWhat they do
Intuitive MachinesBuilds lunar landers and provides lunar delivery services.
AstroboticDevelops lunar landers, rovers, and payload delivery services.
ispaceDevelops lunar landers and lunar exploration missions.
AstrolabBuilds lunar rovers and mobility systems.
Lunar OutpostBuilds robotic systems and infrastructure for lunar and planetary missions.
AstroForgeDeveloping asteroid-mining technology.
Aquarian SpaceBuilding communications infrastructure for lunar and cislunar missions.

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