Firefly inks $1.3 billion deal to supply engines for new AST SpaceMobile 'Blacklift' rocket
Firefly Aerospace will supply engines for AST SpaceMobile's new Blacklift rocket under a $1.3 billion deal. AST aims to develop its own rocket to reduce reliance on third-party providers like SpaceX. Firefly will provide 27 Miranda and 9 Vira engines for the first three rockets, with a launch target of late 2028. AST plans to eventually manufacture the engines itself.
How this was made

The 30-second read
Why it matters
The $1.3 billion engine supply deal is a material commercial win that could improve ASTS's revenue outlook and investor sentiment.
Market read
The contract is a primary catalyst for ASTS stock and signals broader trends in the commercial space launch market.
What to watch
Firefly's ability to deliver on schedule and the regulatory approvals for the new engines could affect execution.
Background
AST SpaceMobile is developing its own heavy‑lift rocket to reduce reliance on third‑party launch providers and expand its global broadband constellation.
Ticker impact
AST SpaceMobile announced a $1.3 billion contract with Firefly Aerospace to supply engines for its upcoming Blacklift rocket.
likely upward pressure as investors price in the multi‑billion‑dollar contract.
Large, first‑report contract disclosed today; market typically reacts positively to secured launch‑service revenue.
Market effects
Strengthens the satellite‑communications and small‑launch services subsectors, may boost related launch‑provider stocks.
U.S. space‑tech equities could see modest gains as the deal highlights domestic supply chain capabilities.
Highlights growing competition in commercial launch services, relevant for global aerospace investors.
Counterpoint
If the Blacklift program faces delays, the contract value may not translate into near‑term cash, limiting upside.
Key entities
- companyAST SpaceMobile
Public satellite‑communications firm (NASDAQ: ASTS) developing the Blacklift rocket.
- companyFirefly Aerospace
Private aerospace manufacturer supplying Miranda and Vira engines.



