Astro Stack
05Industry segment

In-Space Infrastructure

Subsegment
Company scale
23 of 56 companies shown

Stations & habitats

6
01
Axiom SpaceHouston-based company developing Axiom Station, operating private astronaut missions to the International Space Station, and providing the AxEMU lunar/LEO spacesuit system under NASA contracts.
Commercial human-spaceflight provider, commercial space-station developer, and EVA/spacesuit systems provider.1 · Industry leader
02
MDA SpaceGlobal leader in space robotics, satellite systems, and geointelligence; equity partner in Starlab Space LLC supplying SKYMAKER robotic arms and external robotics capabilities.
Space robotics and satellite systems provider; equity partner and robotics supplier for commercial space stations1 · Industry leader
03
Sierra SpaceDevelops the LIFE habitat, Dream Chaser spaceplane, and commercial-space infrastructure systems.
Commercial space-station systems & logistics1 · Industry leader
04
Starlab SpaceHouston-headquartered, U.S.-led global joint venture developing an AI-enabled commercial space station intended to provide crewed LEO research, manufacturing, payload, logistics and hospitality capabilities following the ISS transition.
Developer, owner-operator and commercial provider of the planned Starlab low-Earth-orbit space station and on-orbit research infrastructure.1 · Industry leader
05
VastDevelops Haven-1 and larger artificial-gravity concepts for commercial human activity in low Earth orbit.
Commercial space stations1 · Industry leader
06
Voyager TechnologiesPublic U.S. company spanning defense and national-security systems, space subsystems, ISS/LEO mission management, lunar systems, and commercial space-station development.
Integrated defense-technology and commercial-space infrastructure prime contractor, subsystem supplier, mission manager, and Starlab joint-venture leader.1 · Industry leader

Servicing & refueling

8
01
AstroscalePublicly listed Japanese commercial-space company developing and operating in-space inspection, end-of-life removal, active-debris-removal, and satellite life-extension/refurbishment services.
On-orbit servicing provider1 · Industry leader
02
ClearSpaceSwiss-founded, Luxembourg-headquartered private company developing spacecraft and operations for satellite disposal, inspection, refuelling-enabled servicing, and GEO life extension.
In-orbit servicing and active-debris-removal mission developer and operator1 · Industry leader
03
ExotrailFrench company developing orbital transfer vehicles, mission-operations software, and propulsion systems.
Space-mobility and orbital-transfer services provider.1 · Industry leader
04
Intuitive MachinesHouston-based commercial-space company operating across lunar access, cislunar communications and navigation, spacecraft systems, and national-security space. Its capabilities expanded through the completed acquisitions of KinetX and Lanteris Space Systems.
Public U.S. space-infrastructure prime providing lunar delivery, spacecraft manufacturing, deep-space navigation, communications/data-relay, and mission-operations services.1 · Industry leader
05
Loft OrbitalSpace infrastructure company providing standardized satellite platforms, turnkey hosted payload missions, and rideshare deployments to LEO for commercial, government, and institutional customers.
Provider of satellite infrastructure-as-a-service and hosted payload missions using commoditized buses and SpaceX Falcon 9 rideshares.1 · Industry leader
06
Momentus Inc.U.S. commercial space company providing in-space transportation, hosted payloads, and in-orbit servicing with water plasma propulsion systems.
In-space infrastructure and transportation services provider1 · Industry leader
07
Orbit FabDevelops standardized refueling interfaces, fuel shuttles, and related services for spacecraft.
In-orbit refueling1 · Industry leader
08
Starfish SpaceBuilds small servicing spacecraft for autonomous rendezvous, life extension, and disposal missions.
Autonomous satellite servicing1 · Industry leader

On-orbit manufacturing

4

Logistics & mobility

5