The City of Starbase posted a one-page public hearing notice on November 6, 2026, saying SpaceX wants to build a gas-fired power plant and a super-compute facility on roughly 444 acres, with about $24 billion in estimated capital investment for initial phases. That is the first time those words and a dollar figure sit together in an official city document. Nothing is approved yet — the commission meets December 9, 2026, to consider tax abatements — but the notice lines up with permits, turbine air filings, and job posts reporters have been pulling into a picture of a Starbase supercomputer distinct from the Memphis Colossus campuses.
If you buy frontier GPU time or watch how Grok, Claude, and other models source compute, this site is another leg of SpaceX's land-based AI stack, now on paper with a price tag.
TL;DR: confirmed versus still open
| Item | Status | Where to check |
|---|---|---|
| Gas plant plus super-compute on 444 acres | Stated in city notice | Starbase hearing PDF |
| ~$24B initial capital estimate | Stated in same notice | Same PDF |
| Dec. 9, 2026 public hearing | Scheduled 7 p.m. at 48491 State Highway 4 | Same PDF |
| Chapter 312 abatement plus Chapter 380 economic deal on agenda | Stated in notice | Same PDF |
| Building permit row for "40193 TX 4 Data Center" | Reported from city log | Gateway to Mars coverage |
| ~748 MW first-phase turbines in TCEQ filing | Reported by The 956 Report | 956 Report article |
| Multigigawatt scale from satellite or steel on the ground | Reported, not in notice | The Information newsletter citing public records |
| Hinojosa moratorium slowing Starbase | Political risk, not a permit denial yet | Our Hinojosa data-center post |
What the Starbase notice actually says
444-acre Starbase super-compute tract sits between Boca Chica Boulevard and the Port of Brownsville on public hearing maps
The notice PDF is short. That is useful: there is little room to misread it.
Applicant and owner: Space Exploration Technologies Corp., a Texas corporation.
Project description: "a gas-fired power plant and super-compute facility."
Money: "Estimated capital investment for initial phases of the project is approximately $24 billion, which may be constructed over multiple phases and include future expansions."
Land: "an approximately 444-acre tract just east of the City of Brownsville, between Boca Chica Blvd and the Port of Brownsville," Cameron County Property ID 171887, inside Starbase city limits.
Tax items on the agenda: a property tax abatement under Texas Tax Code Chapter 312 and a related economic development agreement under Chapter 380 of the Local Government Code.
Enterprise zone: the notice says the tract sits in the Cameron County Enterprise Zone, which under Section 312.2011 can count as a reinvestment zone for abatement purposes.
Hearing timing: posted November 6, for a December 9 meeting — 33 days' notice, above the 30-day minimum Texas added in House Bill 3143.
The 956 Report, which quoted the PDF line by line on November 7, stresses a key limit: the notice does not describe GPU counts, tenants, or ERCOT interconnection. It only pairs on-site generation with a super-compute label and a capital estimate.
How the paper trail got to $24 billion
SpaceX Starbase super-compute timeline from annexation through the November tax-abatement hearing notice
Local reporters have been stitching permits into a timeline for months. Gateway to Mars and The 956 Report — both read primary records, not aggregators — describe steps that match the notice's 444-acre footprint.
August 29, 2026: Brownsville released the tract from its city limits during a special meeting that also carried a water agreement SpaceX supporters valued up to $220 million. Gateway to Mars reported the release alongside "Project Quantum."
September 21, 2026: Starbase annexed about 444.46 acres on a SpaceX petition, then issued a site development permit described as mass grading on 444 acres.
October 30, 2026: Starbase's building permit log listed an application at "40193 TX 4 Data Center" for 444 acres, plan review in progress — the row independent journalists photographed.
November 3, 2026: The 956 Report described a pending TCEQ air filing for the "Boca Chica Facility" with 35 temporary gas turbines in the first phase, about 748 megawatts, later shifting to larger GE Vernova units. The piece noted nitrogen oxides estimates sitting just under the threshold that triggers a major-source federal review.
November 6, 2026: the tax abatement hearing notice, which is the Techmeme headline's anchor.
Together, the sequence reads like a power-first AI campus: generate on site, then feed a compute hall without waiting for a new transmission line. That pattern mirrors debates we tracked when OpenAI pitched compute campuses and when South Korea budgeted chip and data-center spend around physical AI supply chains.
Starbase versus Colossus: two Texas stories, different sites
SpaceX's AI footprint already spans the Gulf South. Colossus in Memphis and Mississippi is where Anthropic signed massive rent deals and where Musk posted Colossus 2 GPU targets. We broke down that partnership in Anthropic on Colossus 1.
Starbase is different geography and politics:
- It sits beside Starship operations on the Rio Grande, inside a municipality SpaceX helped charter, not on a greenfield exurban grid hookup like Memphis.
- The notice explicitly pairs gas generation with compute, while Colossus stories center on Nvidia GPU counts and tenant contracts.
- Water stress is sharper in Cameron County. The notice is silent on cooling water even as Brownsville's Project Quantum negotiations drew scrutiny from Quilicura-style drought protests elsewhere in the world.
For builders, the split matters because capacity is not fungible across sites until networking and scheduling tie them together. Anthropic's filings describe Colossus capacity with delivery dates in Tennessee; Starbase does not appear in those paragraphs yet.
What The Information and outlets add beyond the notice
Techmeme surfaced Ann Davis Vaughan's The Information newsletter piece on November 7, arguing public records, job listings, and ground photos suggest SpaceX has already started steel and turbine work on a multigigawatt "Starbase supercomputer." The Information piece is paywalled; explainx.ai does not treat it as a primary document.
What we can cross-check without it:
- CNBC and others have cited SpaceX job posts that mention a Starbase supercomputer, a point also summarized by outlets covering Deutsche Bank's November 4 analyst note.
- SemiAnalysis estimated on the order of 1+ GW across two data-center frames at Starbase, lower than "multigigawatt" language in some reports, and tied the company-wide construction total to Colossus 2, Starbase, and a "Terafab" label. Those are analyst estimates, not company disclosures.
Treat satellite photos and analyst GW tables as directional until SpaceX or a regulatory filing repeats them.
Gina Hinojosa's win and the data-center pause debate
Texas governor-elect Gina Hinojosa campaigned on pausing new data center approvals until the Legislature passes water, power-price, and labor protections. explainx.ai verified that moratorium pledge — and the limits of what she can do on day one — in Hinojosa and Texas data centers.
How that intersects Starbase:
City-level incentives are still on the table. The December 9 hearing is about Starbase municipal tax tools, not ERCOT queue numbers. A statewide moratorium rhetoric does not automatically cancel a hearing inside Musk's company town, but it changes the political cost of voting yes.
State permits may already be in flight. TCEQ air review and annexation votes happened before the November 3 election. Eurasia Group's Heather West, quoted by Euronews in our earlier piece, said projects already permitted or under construction will largely proceed, with friction hitting the next wave.
Timing: Hinojosa takes office January 19, 2027. The hearing is December 2026, under the outgoing administration's local officials. That does not mean zero risk — legislators could still target Chapter 312 abatements or grid statutes in the session — but it explains why reporters say Hinojosa may delay some plans rather than unwind dirt already moved.
Deutsche Bank's note, as relayed by CNBC summaries, said SpaceX could see incremental headwinds and higher capex if Texas tightens data-center rules. That is analyst language, not a permit denial.
OpenAI and others have reacted to the same political wave by rebranding "data centers" as "AI compute campuses" and by floating a national community compact. SpaceX has not published an equivalent PR frame for Starbase.
Why on-site gas still matters for AI supply
On-site gas at Starbase pairs a local power plant with super-compute instead of waiting on ERCOT grid capacity
Large training clusters need stable, dense power. Texas has been the fastest state to add data-center load, which is why PJM-style capacity price spikes and Ohio ballot fights show up in the same news cycle as GPU launches.
A campus that generates hundreds of megawatts next to the hall can:
- Shorten interconnection queues compared with a grid-only hyperscaler build depending on new transmission.
- Shift environmental debate to local air permits and water for cooling, which the Starbase notice does not answer.
- Interact with Texas Senate Bill 6, the 2025 large-load user rules The 956 Report mentions, in ways we cannot spell out from the notice alone.
For readers comparing vendors, remember Microsoft winding down older Oracle GPU rentals while labs lock multi-year SpaceX rent. More owned power near launch infrastructure is consistent with Musk's long-running argument that AI compute eventually leaves congested grids, a thread we covered in orbital compute explainers and Musk's SpaceXAI orbital plans.
What builders should watch before December 9
- Read the PDF yourself — the hearing notice is one page and defines the city's vocabulary.
- Track TCEQ for the Boca Chica Facility air application status and any public comment windows on turbines.
- Compare to Colossus contracts if you rely on Anthropic or other SpaceX tenants — capacity additions in Texas do not automatically expand Memphis slots.
- Watch Texas Legislature filings after January 2027 for changes to abatements, water reporting, or grid cost allocation — the same macro story as midterm data-center pipeline risk.
- Do not treat $24 billion as GPUs purchased — the notice covers generation and compute shells across phases, not a bill of materials for Blackwell cards.
If you run agents that schedule training jobs across clouds, none of this replaces checking your vendor's region map. It does explain why another Texas headline can move frontier API availability even when your code never touches Cameron County.
What is still unconfirmed
SpaceX has not issued a press release matching the notice's language on explainx.ai's deadline. We have not seen GPU counts, tenant names, or an ERCOT interconnection queue position tied to the 444-acre tract in a SpaceX-owned document.
The $24 billion figure is SpaceX's estimate to the city for initial phases only. Gateway to Mars notes it is about 7.5 times the regional investment figure supporters cited in August — a comparison that shows scale, not validation.
Job posts that say "Starbase supercomputer" are primary for HR, not for capacity planning, until engineering specs follow.
Related reading
- Anthropic and SpaceX Colossus 1
- Colossus 2 GPU claims
- Hinojosa moratorium — claimed vs verified
- OpenAI compute campus rebrand
- Russia underground data centers — contrast in resilience posture
- Nvidia GPU theft supply chain risk
Notice text, hearing date, and cited timelines are accurate as of November 7, 2026, per the City of Starbase PDF and linked local reporting; permits and political outcomes may change after publication.