AST SpaceMobile Ties Its Future to a Japanese Rollout and a Homegrown Rocket
Published on 11/09/2026 at 18:22 | Editorial boerse-global.de
AST SpaceMobile is asking investors to judge it on two very different timelines. One is a Japanese mobile network meant to switch on by the end of March 2029. The other is a reusable rocket that will not make its first flight before late 2028, if it flies at all. Between those poles sit a state subsidy worth up to 148 billion yen, a $1.3 billion supplier deal, a supporting role on a U.S. Space Force contract, and a securities suit that has yet to be tested in court.
Shares rose 7.4% on the day the Firefly agreements were announced.
A joint venture with a funding envelope attached
Rakuten and AST agreed on Friday to set up Rakuten AST, and Japan's MIC ministry picked their joint proposal for the J-LEO project. The venture is in line to receive up to 148 billion yen in support over roughly three years. Rakuten Group is to hold 51%, with AST subsidiary AST SpaceMobile Japan Holdings II GK taking the remaining 49%. Incorporation is scheduled for November 2026.
That split matters as much as the money. AST will build the Japanese service alongside a partner rather than alone, so delivery depends on how the two companies work together. The network for direct-to-smartphone connections is targeted for service by the end of March 2029, with emergency roaming between carriers also planned. Rakuten Mobile intends to run commercial tests of the satellite mobile service during 2026.
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Those trials are the nearer checkpoint, and the more telling one. They should show whether the technology crosses from technical function into something subscribers can actually use. Full network operation then demands execution well beyond a series of demonstrations.
Firefly deal buys know-how, not just parts
The agreements with Firefly Aerospace, announced the same day, carry a value above $1.3 billion. They cover engines, a manufacturing licence and development support — a scope that goes past the purchase of individual components. External expertise is meant to serve AST's own program, and the size of the commitment shows how much weight the partnership carries.
Set against it is the Blacklift project, also unveiled Friday. The reusable rocket is designed to carry as many as five BlueBird satellites per launch. Its value to AST therefore rests on whether the planned capacity can actually be delivered. The company still intends to use outside launch providers, and a rocket of its own could reduce dependence on commercial launch services — if development and operations succeed. Until then, it adds to the execution burden: management must bring satellite manufacturing, network build-out and rocket development together.
Two sides of the same partnership coin
On Thursday, AST said it would support STR as prime contractor on a U.S. Space Force award covering a further phase of technology development for space-based sensing. The two companies have worked on related efforts before. Here AST is the one contributing capability rather than buying it, a mirror image of the Firefly arrangement. The pairing says something about the versatility of AST's technology, provided it meets the requirements of those applications.
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The legal file stays open
Rosen Law Firm has flagged the 13 November 2026 deadline for motions to serve as lead plaintiff. The class action already on file includes allegations about how the company portrayed its capital needs, liquidity and competitive position. None of the claims has been established in court, and the class has not been certified.
What actually settles the argument
For all the breadth of the announcements, the Japanese venture offers the cleaner test. A partner, a public funding framework and a stated service date sit side by side, which makes progress measurable in a way that a project count cannot match. The strategic worth of the Firefly accords grows only if usable technical capability comes out of them, and the economics are ambitious given the contract's size. AST earns a better read on its operating prospects when the Japanese trials succeed and build-out targets are hit on schedule. Clear, consistent communication on financing and milestones would help on the credibility front too. Execution quality is the measure that counts.
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