# ULA x Blue Origin (BE-4 Engine): partnership

Canonical ID: `f8a766c4-5c32-4734-a9a2-8cb5f8184130`

ULA and Blue Origin established a long-term partnership to jointly fund development of the BE-4 rocket engine for ULA's Vulcan Centaur launch vehicle. Blue Origin has since delivered flight engines to ULA, with the BE-4 powering the Vulcan rocket.

- **Type:** development
- **Status:** active
- **Verification posture:** verified

## Parties (2)

- [United Launch Alliance (ULA)](https://registry.deploy.report/companies/ula.md) customer
- Blue Origin _(off-registry)_ manufacturer

## Timeline

- **Announced:** 2014-09-17

## Sources (1)

1. https://www.ulalaunch.com/about/news/2014/09/17/united-launch-alliance-and-blue-origin-announce-partnership-to-develop-new-american-rocket-engine


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