Momentus is a U.S. commercial space company that offers in-space infrastructure services, including in-space transportation, hosted payloads and in-orbit services. The company focuses on developing innovative water plasma-based propulsion systems for its vehicles.

Momentus is a U.S. commercial space company that offers in-space infrastructure services, including in-space transportation, hosted payloads and in-orbit services. The company focuses on developing innovative water plasma-based propulsion systems for its vehicles.