Positron Dynamics

Positron Dynamics is a California deep-tech propulsion company developing antimatter-based and positron propulsion concepts for spacecraft.

Livermore, United States Est. 2012 Startup
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Quick Facts
Country
United States
Founded
2012
Type
startup
Status
development

About Positron Dynamics

Updated 2026-06-30

Positron Dynamics is a California deep-tech propulsion company developing antimatter-based and positron propulsion concepts for spacecraft. Its core innovation involves generating intense beams of cold positrons using array moderators combined with radioisotope sources, aiming toward propulsion systems far more energy-dense than chemical or fission approaches. Near term, the company intends to apply its technology to maneuver and de-orbit small satellites, with a longer-term vision of enabling interplanetary travel. Founded by Dr. Ryan Weed, a positron physicist and former Blue Origin physicist, the company has been backed by Breakout Labs and angel investors.

Key People

Ryan Weed (co-founder, CEO)

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Frequently asked about Positron Dynamics

Quick answers to the questions readers most often search for.

When was Positron Dynamics founded?
Positron Dynamics was founded in 2012 in United States.
Where is Positron Dynamics headquartered?
Positron Dynamics is headquartered in Livermore, United States.
What does Positron Dynamics do?
Positron Dynamics is a California deep-tech propulsion company developing antimatter-based and positron propulsion concepts for spacecraft. Its core innovation involves generating intense beams of cold positrons using array moderators combined with radioisotope sources, aiming toward propulsion systems far more energy-…
Is Positron Dynamics a public or private company?
Positron Dynamics is currently a private startup (status: development).
What sector does Positron Dynamics operate in?
Positron Dynamics operates in propulsion, research, space-technology.

Data Accuracy Notice: Information about Positron Dynamics is compiled from publicly available sources including company websites, press releases, regulatory filings, and industry reports. Data is reviewed periodically but may not reflect the most recent developments.

Last updated: June 30, 2026
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