# Firefly Aerospace signs $1.3B rocket engine deal with AST SpaceMobile

Firefly Aerospace signed an agreement with AST SpaceMobile valued at more than $1.3 billion to deliver 36 rocket engines, provide a license to the engine's intellectual property, and offer engineering support over three years for AST SpaceMobile's new heavy-lift rocket.

- Type: Contract
- Announced: 2018-05-25
- Where: United States
- Value: $1.30B
- Status: announced
- Products: Miranda engines, Vira engines, rocket engine IP
- Sectors: [Aerospace Components](https://endata.com/sectors/aerospace-components.md)

## Companies

- [Firefly Aerospace](https://endata.com/companies/32121.md)
- [AST SpaceMobile](https://endata.com/companies/32122.md) (customer)

## Sources

- [business.sherbrookerecord.com](https://business.sherbrookerecord.com/sherbrookerecord/article/gnwcq-2026-11-6-firefly-aerospace-signs-rocket-engine-deal-valued-at-more-than-13-billion-with-ast-spacemobile), 2018-05-25: "This is a bold transformational deal for Firefly, for AST SpaceMobile, and for the space industry."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.