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L3Harris Technologies

NYSE: LHX

Owns the Aerojet Rocketdyne propulsion lineage, one of the longest-running users of 3D printing in rocket engines. In January 2026 it agreed to sell most of its space propulsion business, which changes who holds that printing experience.

Status
Listed
Listing
NYSE: LHX
Headquarters
Melbourne, Florida, United States
Ownership
Listed on NYSE (LHX)
Technologies
SLM, copper alloys, rocket engines

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Timeline

5 entries, oldest first
  1. 2017
    Apr 2017

    Aerojet Rocketdyne hot-fires a full-scale 3D printed copper alloy RL10 thrust chamber assembly

    Made by selective laser melting; testing was enabled by the Defense Production Act Title III programme office.

    Source

  2. 2019
    2019

    Aerojet Rocketdyne signs a Space Act Agreement with NASA Marshall for a lightweight thrust chamber using solid-state and laser deposition

    Source

  3. 2024
    May 2024

    Aerojet Rocketdyne is selected by the DoD for a 22 million dollar "Powder-in, Engine-out" hypersonic propulsion manufacturing demonstration

    Source

  4. 2025
    Nov 2025

    Tests brand new RS-25 engines for Artemis, with components built using modern methods including additive manufacturing

    Source

  5. 2026
    Jan 2026

    Announces an 845 million dollar majority sale of its Space Propulsion and Power Systems business, excluding RS-25

    The buyer says the new Rocketdyne will focus on the RL10 and draw on more than 15 years of additive experience.

    Source

Last checked . Informational only, not investment advice. Timeline entries are compiled by hand from public sources and can lag real events. Figures come from company reports and news, not from us. Private companies rarely publish financials; where a figure is not disclosed we say so instead of estimating it. This page as JSON, free to use with a credit: open data.