Solid rocket motors (McHenry, Mississippi)

by Anduril IndustriesUS

Become a third large US maker of solid rocket motors, the part that limits how many missiles the US can build, by making them faster and cheaper than the two incumbents.

DeployStage 4 of 5

Full-rate plant open since Aug 2025, aiming for about 6,000 tactical motors a year by end-2026.

Updated 9d agoChecked 11 Oct0 updates this week

Milestones

Next · About 6,000 tactical motors a year
  1. Enters the market by buying Adranos2023Complete.
  2. Ground broken on full-rate plantJan 2024Complete.
  3. $75M expansion announced (600 to 6,000+ motors a year)10 Jun 2024Complete.
  4. Army picks Anduril for a 4.75-inch rocket artillery motorMar 2025Complete.
  5. Full-rate plant opens in McHenry5 Aug 2025Complete.
  6. Second Defense Production Act award ($43.7M) announced24 Feb 2026Complete.
  7. About 6,000 tactical motors a yearTarget Dec 2026Current milestone.
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