Phase Four Reinvents Electric Propulsion With Maxwell

Maxwell in a transparent small satellite. (Credit: Phase Four)

EL SEGUNDO, Calif., June 27, 2019 (Phase Four PR) — Phase Four today introduced Maxwell, the first turn key plasma propulsion solution for small satellites. Maxwell combines a complete propellant management system and Phase Four’s proprietary RF (radio frequency) plasma thruster into a compact form factor.


Phase Four Announces Early Access Purchase Agreement with Tyvak for Maxwell On-Orbit Propulsion System

EL SEGUNDO, Calif., January 31, 2019 (Phase Four PR) — Today Phase Four, a best in class provider of electric radio frequency (RF) thrusters for in-space propulsion, announced that Tyvak Nano-Satellite Systems, Inc., a Terran Orbital corporation, has purchased multiple Maxwell thrusters for Tyvak’s expanding portfolio of end-to-end microsatellite solutions. Tyvak, known for its impressive base of U.S. government and commercial customers, selected Maxwell to validate its capability to fulfill multiple mission needs, including orbital adjustments and safe de-orbiting of satellites.


Phase Four Signs Contract with NASA to Vet Propulsion System for Upcoming Smallsat Missions

Thruster (Credit: Phase Four)

EL SEGUNDO, Calif. (Phase Four PR) — Phase Four, a provider of electric radio frequency (RF) thrusters for in-space propulsion, today announced that NASA has purchased one of Phase Four’s second-generation RF thrusters to vet its capabilities for small satellite propulsion.

The Phase Four thruster is part of an Integrated Propulsion Assembly (IPA) that contains: propellant storage and management, engine control electronics, power processing, and a thruster in one integrated solution. NASA will utilize the P4 propulsion solution to gain operational flight experience that demonstrates Phase Four’s capability to meet NASA’s upcoming small satellite mission goals. The IPA will be delivered to NASA in 2019.


Phase Four Receives $1 Million DARPA Contract for CubeSat Thruster

CubeSat Ambipolar Thruster (Credit: Phase Four)

PASADENA, Calif (Phase Four PR) —  Phase Four LLC, a satellite propulsion company, has received a $1 million contract from the Defense Advanced Research Projects Agency (DARPA), in support of the effort to deliver a fully-integrated flight unit of the CubeSat Ambipolar Thruster (“CAT”). The contract also includes options for long-duration orbital flight testing and design enhancements for microsatellite-class missions.