Firefly Aerospace signs $1.3B engine deal with AST SpaceMobile

AST SpaceMobile (ASTS) signed a $1.3B deal with Firefly Aerospace (FLY) for rocket engines. ASTS will develop the Blacklift rocket for satellite launches, with Firefly supplying 36 engines. ASTS shares rose 2.75% and Firefly gained 12.7% premarket. ASTS will pay $800M upfront, including cash and shares, with additional payments for services.

Original reporting
Published Nov 6, 2026, 1:05 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Nov 6, 2026, 1:35 PM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
Firefly Aerospace signs $1.3B engine deal with AST SpaceMobile — source image
Decision brief

The 30-second read

$ASTSBullishMed
01

Why it matters

The $1.3B contract secures propulsion for ASTS's Blacklift rocket, providing a strategic advantage and immediate market reaction.

02

Market read

The agreement is a material corporate action for ASTS, likely influencing its near‑term stock performance and the broader small‑sat launch sector.

03

What to watch

Potential regulatory approvals for the new engine design and integration risks could affect timeline and costs.

Relevance 8/10Novelty 8/10Timing: pre‑market today

Background

AST SpaceMobile (ASTS) is a publicly traded satellite communications company developing its own reusable launch vehicle. Firefly Aerospace is a private launch vehicle developer.

Company-level read

Ticker impact

$ASTSBullishHigh confidence
Context

AST SpaceMobile announced a $1.3B engine supply deal with Firefly Aerospace, paying $800M upfront and receiving 36 engines, causing its shares to rise 2.75% pre‑market.

Expected impact

likely upward pressure as the market prices in the cash component and strategic partnership.

Evidence & confidence

The agreement is a first‑report primary disclosure with a large financial commitment and immediate share price reaction.

Market effects

Strengthens the small‑satellite launch services sector and may benefit other launch providers and satellite operators.

Highlights U.S. manufacturing involvement in space infrastructure, supporting domestic aerospace activity.

Adds to the competitive landscape of commercial space launch capabilities worldwide.

Counterpoint

The deal may strain Firefly's cash flow and could delay its own projects, weighing on its valuation.

Key entities

  • AST SpaceMobile

    Public satellite communications firm (NASDAQ: ASTS) entering a supply agreement with Firefly.

  • Firefly Aerospace

    Private aerospace firm supplying Miranda and Vira engines under the deal.

Related articles

$ASTSHighAI 8/10

Cedar Park's Firefly Aerospace pens $1.3B deal for rocket engines

Firefly Aerospace Inc. has secured a $1.3B deal with AST SpaceMobile Inc. to supply 36 rocket engines for AST's heavy-lift rocket. Firefly will provide 27 Miranda and 9 Vira engines, along with intellectual property licenses. The funds will accelerate Firefly's launch and spacecraft production, including hiring and facility upgrades. Firefly is also involved in NASA's lunar and Mars missions.

$ASTSMedAI 9/10

AST SpaceMobile (ASTS) Strikes $1.3 Billion Deal to Build Reusable Rocket to Rival SpaceX

AST SpaceMobile (ASTS) agreed to a $1.3B deal with Firefly Aerospace (FLY) for 36 rocket engines to build its reusable Blacklift rocket, competing with SpaceX (SPCX). ASTS will pay in cash and stock, aiming to launch the rocket by late 2028. The deal includes a perpetual license to manufacture engines in-house. ASTS stock has a Moderate Buy consensus with a $80.71 average price target, implying 165.50% upside.

$FLYHighAI 9/10

Jefferies reiterates Firefly Aerospace stock rating on SpaceMobile deal

Jefferies reiterated a Buy rating and $35 price target for Firefly Aerospace (FLY) after its $1.3B deal with AST SpaceMobile. FLY's stock trades at $16.60, below analyst targets. The company reported 179% revenue growth to $287M over 12 months. Q3 2026 revenue is projected at $103M, with a negative EBITDA of $73M. FLY's backlog is $1.5B, and full-year revenue guidance is $420M-$450M.