Polaris Intelligence
Polaris
Intelligence
About
Ctrl K
Sign in
© Polaris Intelligence 2026
PrivacyTermsAdmin

Momentus Space

US

Momentus Space is a U.S. commercial space company that aims to provide in-space infrastructure services, including transportation, hosted payloads, and in-orbit services. They are developing orbital service vehicles, like Vigoride, powered by a water plasma-based propulsion system, to carry satellites and payloads between different orbits. Momentus is partnering with companies like Solstar Space and Velo3D, and has contracts with organizations like the U.S. Air Force.

commercial
San Jose, California, United States
momentus.space/
Admin Edit
0.0-5.0

All verified mentions of this organization in source documents.

Exolaunch signed a contract to pay Momentus more than $6,000,000 to move satellites in low Earth orbit in 2020 with the Vigoride service and to move satellites from low Earth orbit to geosynchronous orbit in 2021 with the Vigoride Extended service.

RelationshipsFinancialPlanValue 5.0Feb 5, 2019Momentus signs in-space transportation pact

Momentus’ orbital transport vehicle is housed in a 61 by 71 by 0.25 m aluminum bus and has a fueled mass of 80 kg.

CapabilityValue 4.0Feb 5, 2019Momentus signs in-space transportation pact

Momentus plans to demonstrate its Vigoride spacecraft powered by water-plasma thrusters in orbit in 2019.

PlanCapabilityValue 4.0Nov 14, 2018Momentus raises $8.3 million for last-mile spacecraft delivery

Momentus raised $8,300,000 in seed funding for its in-space transportation business on 2018-11-14.

FinancialGeneralValue 4.4Nov 14, 2018Momentus raises $8.3 million for last-mile spacecraft delivery

Momentus plans to begin offering in-space transportation in 2020 using Vigoride.

PlanCapabilityValue 4.0Nov 14, 2018Momentus raises $8.3 million for last-mile spacecraft delivery

Momentus plans to begin testing its next-generation Ardoride in 2020.

PlanValue 4.0Nov 14, 2018Momentus raises $8.3 million for last-mile spacecraft delivery

In 2020, Momentus plans a flight demonstration of the Ardor thruster developed for its Ardoride propulsion system to power 500- to 1,000-kilogram spacecraft.

PlanCapabilityValue 4.0Jul 24, 2018Introducing Momentus, a Silicon Valley startup focused on water plasma engines

Momentus plans to demonstrate Vigor, its first water plasma thruster, by sending it into orbit in February 2019 on a 16-unit cubesat launched from a Russian Soyuz rocket.

PlanCapabilityGeneralValue 4.6Jul 24, 2018Introducing Momentus, a Silicon Valley startup focused on water plasma engines
Page37of37
Track