Alternatives to Momentus

SpaceFlux is developing advanced propulsion systems for in-space transportation and satellite maneuvering.

Designs and manufactures advanced in-space propulsion systems for satellites and spacecraft.

Provides in-space mobility solutions and electric propulsion for satellites.

D-Orbit Portugal is the Portuguese subsidiary of D-Orbit, a space logistics and orbital transportation company.

Develops advanced plasma propulsion systems for satellites, enabling more efficient and capable space missions.

An end-to-end space company providing launch services, satellite manufacturing, and space systems solutions.

Developing passively cooled modular space computers for high-powered in-orbit data processing.

Developing a universal fuel station in orbit for satellites.

On-demand satellite manufacturing and deployment.

In-space infrastructure provider developing tools for sustained space exploration beyond Earth's orbit.

Astra is a space technology company focused on providing reliable and affordable launch services for small satellites.

Developing advanced propulsion systems for small satellite constellations.

Astroscale is a global leader in on-orbit servicing and space sustainability solutions.

Develops advanced propulsion systems for space missions.

In-space transportation company building autonomous orbital transfer vehicles, founded by SpaceX employee #1.

Stardust Labs is a space technology startup focused on developing advanced propulsion systems for spacecraft.

Establishing an artificial intelligence industry in low-Earth orbit with space-based data centers and AI processing.

Autonomous orbital logistics and debris removal services.

Provides off-the-shelf space robotics navigation systems for autonomous operations in orbit.

Astroscale provides in-orbit servicing and debris removal solutions for satellites.