Recent News – Phase Four

Jim Bridenstine, Former NASA Administrator, joins Phase Four’s Board of Directors

By Phase Four | September 2, 2022

A Maxwell Block 2 engine undergoing environmental testing at Phase Four

Bridenstine brings a wealth of industry experience and a commitment to space sustainability

Former NASA administrator joins board of spacecraft propulsion startup Phase Four

By Phase Four | September 1, 2022

Former NASA Administrator Jim Bridenstine joined the board of directors of spacecraft propulsion startup Phase Four, the company told CNBC.

Phase Four and Impulse Space to Collaborate on Multi-Mode Propulsion

By Phase Four | June 8, 2022 |

Phase Four's RF Thruster operating on a nitrogen-oxygen blend

Phase Four, the creator of the radio-frequency thruster (RF Thruster) for satellite propulsion, announced today that it has signed a memorandum of understanding with Impulse Space, a Space 2.0 pioneer providing agile, economical last-mile space payload delivery capabilities.

Maxwell Block 2: Updated ICD & Pricing

By Phase Four | June 1, 2022 |

Phase Four has just released the updated ICD rev B of our Maxwell Block 2 engine. Please reach out to us directly in order to download the document.

Phase Four to expand engine manufacturing capacity in 2022

By Phase Four | May 23, 2022 |

Phase Four is building out a new 23,000 sq.ft. production facility to support high volume plasma propulsion engine manufacturing.

Exclusive: Phase Four Inks Deal to Scale Production

By Phase Four | May 20, 2022 |

El Segundo-based Phase Four today finalized a lease to build a second factory and scale production of its Maxwell engine product line. The new Hawthorne facility will be over 3X larger than Phase Four’s current plant, and capable of cranking out 100 engines a year.

Opinion: Make The U.S. Electric Propulsion Supply Chain More Secure

By Phase Four | April 22, 2022 |

For most of the last decade, the U.S. relied almost entirely on Russia for rocket engines and crewed launches into space.

Phase Four Hires Former SpaceX Attorney Margaret Abernathy as General Counsel

By Phase Four | February 28, 2022 |

Phase Four expands its leadership team to support the company’s rapid growth in both the commercial and government markets.

Phase Four wins DARPA contract to test novel propellant

By Phase Four | February 16, 2022 |

Phase Four won a Defense Advanced Research Projects Agency contract to demonstrate the California startup’s radio frequency thruster technology with a new propellant

Phase Four Awarded Novel Thruster Prototype Development Contract by DARPA

By Phase Four | February 16, 2022 |

The Company will adapt its versatile radio-frequency thruster to operate on novel, low cost propellants.