Portal Systems

Portal Space Systems builds maneuverable spacecraft that move payloads between orbits, support national security, and extend satellite missions in space.

Portal Space Systems develops highly maneuverable spacecraft that move payloads quickly between orbits for defense, science, and commercial customers. Its Supernova platform uses solar thermal propulsion to reposition satellites, support cislunar logistics, and extend mission life with in-space servicing and constellation maintenance. The company helps operators respond faster to threats, maintain space assets, and reach new orbital regimes more efficiently.