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SpaceX Starship factory eyes cutting-edge industry solutions for inspiration [updated]

SpaceX has assembled three upgraded Starship rings into what is believed to be the start of Starship prototype SN01. (NASASpaceflight - bocachicagal)

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Update: In a Twitter response to this article, SpaceX CEO Elon Musk says that the reality of things is unsurprisingly a bit more complex. As noted, the standards and requirements for aerospace hardware are much stricter than those needed for the water towers, storage tanks, and other utilities that existing commercial solutions are commonly used to build.

As such, it’s inaccurate to suggest that those off-the-shelf solutions are capable of building rockets right out of the box. Still, several pieces of commercial fabrication equipment from providers like IMCAR have been spotted in use at SpaceX’s Boca Chica, Texas Starship facilities. With “substantial capital and engineering” investments into making those solutions more precise, however, SpaceX may still be able to use existing hardware – or at least the concepts they underly – to rapidly build high-quality Starships and Super Heavy boosters.


A SpaceX engineer says that the company wants to adopt commercially-available manufacturing equipment that could allow its Boca Chica, Texas team to build Starship tank parts in minutes and nearly-complete rocket bodies in a matter of days.

Originally created to meet the needs of a variety of different companies – typically oil and gas related – that need efficient, affordable, and standardized storage tanks, a small but growing niche exists for semi-automated tank production. While there is some clear uncertainty given that the quality and consistency required for oil and gas needs or even simple water storage likely isn’t the same needed to meet strict spaceflight margins, SpaceX has already acquired several production tools from existing contractors and is working around the clock to prove that those same tools can be used to build large, reusable rockets.

The gamble is simple: if it turns out that off-the-shelf (COTS) equipment can become an almost turnkey solution for manufacturing high-quality Starship spacecraft and Super Heavy boosters, SpaceX may have found a shortcut to orbit, avoiding the huge expense of finding and building its own custom production solutions. But is that COTS tank fabrication hardware truly up to the task?

A sample of tank fabrication capable with off-the-shelf welding solutions from the likes of IMCAR.
(NASASpaceflight – bocachicagal)

At least right now, the simple answer is “yes”. Thanks to two highly successful destructive tests of Starship tank prototypes that wrapped up last month, SpaceX has confirmed that at least a subset of the available COTS solutions can be used to build Starships (theoretically) capable of orbital flight. To be clear, those tanks reached only the most basic kind of specification needed for a true orbital-class spacecraft, demonstrating that they can fairly easily survive the pressures required for Starship and its Super Heavy boosters to remain structurally sound from liftoff to touchdown.

SpaceX’s second Starship ‘test tank made it all the way to 8.5 bar (125 psi) before it burst, reportedly enough to safely launch astronauts on Starship. (NASASpaceflight – bocachicagal)

For the most part, the only truly COTS aspect of those test tanks were the flat, cylindrical rings at their center – produced by cutting and welding together giant sheets of coiled steel. The tanks’ domes were more or less welded together by hand with the help of large jigs, while finished domes and rings were also welded together by hand. Given that the welds used to create the rings themselves have never obviously been a problem, the success of Starship’s two test tanks can thus be heavily attributed to skilled welders’ hands rather than any particular off-the-shelf solution.

Still, the fact of the matter is that automatic solutions like those currently available exist for good reason – aside from requiring far less labor to produce similar results, the consistency and quality of those results can actually be much better than anything that can be reliably achieved in a more boutique fashion. This is, at least, the promise of solutions like those shown below.

SpaceX certainly appears to be pursuing the best-case scenarios that could be made possible with some of the hardware shown above. Already, it looks like Starship ring segments – themselves formed and welded with semi-automated IMCAR hardware – are being stacked and tack welded (temporary welds used like clamps) inside one of SpaceX’s new tents before the stand holding those ring(s) rotates itself, automatically welding them together.

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The three mated rings pictured above were assembled over the course of several days using some of those methods and COTS fabrication hardware. However, if SpaceX can refine its procedures – currently still in the oven, so to speak – and become an expert at modifying and using available tank fabrication hardware to fabricate rockets, the company could conceivably build entire Starship and Super Heavy bodies in a matter of days.

It might take a substantial amount of trial and error, but SpaceX is clearly well on its way.

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Eric Ralph is Teslarati's senior spaceflight reporter and has been covering the industry in some capacity for almost half a decade, largely spurred in 2016 by a trip to Mexico to watch Elon Musk reveal SpaceX's plans for Mars in person. Aside from spreading interest and excitement about spaceflight far and wide, his primary goal is to cover humanity's ongoing efforts to expand beyond Earth to the Moon, Mars, and elsewhere.

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Elon Musk

How to use Grok Bot to block spam calls and texts

Musk told users to ask Grok Bot to scrub their phone numbers from spam lists.

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Elon Musk has a new use case for Grok Bot, and it is the spam call. On Thursday he replied to an X user named Arash with a short instruction: “Ask your @Grok @Bot to remove your phone number from spam call & text lists!” Arash had said he got tired of the calls, had an AI bot find his number on listing sites and file removal requests, and packaged the process as a free skill for others.

The skill is called Spam-Call Scrubber, which is described to find a phone number on people search sites and data brokers, submits the opt outs, completes the confirmation emails those sites send back, and rechecks on a schedule the user picks. Using it requires the Grok Bot app. The pitch is time saved, since most broker opt outs sit behind separate forms on separate sites.



Musk said Grok Bot now gives each bot its own email address, and that it can detect scam emails. On Thursday he also said SpaceX would make users whole if the bot botches a purchase or leaks a card, then told users to shop away from Amazon after the retailer blocked the agent, as Teslarati reported. The terms of service we reviewed at the time put responsibility for what an agent does on the user.

For Tesla owners, Grok Bot is not just a phone app. Tesla brought Grok Bot into its vehicles on September 22, and we argued earlier this week that the Cybercab’s real advantage may be the errands it runs during a ride. Every Cybercab and the rest of the Model Y Robotaxi fleet has it enabled. The more routine tasks like this one become, the more a rider has reason to hand over something personal in the back seat.

The new Spam-Call Scrubber skill can be downloaded for free and works on sites that honor removal requests, while noting that listings can reappear, and illegal robocallers do not check any registry. Whether Spam-Call Scrubber cuts anyone’s call volume is something the first wave of users will find out, and Musk’s endorsement guarantees that wave is coming.

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Investor's Corner

Tesla’s flying Roadster just revealed something bigger than the car

Analysts say the Roadster demo puts a Tesla and SpaceX merger back on the table.

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Tesla’s new Roadster, upside down and trailing cold gas thruster smoke, flips over a lineup of Tesla vehicles at the Roadster unveiling near Waco, Texas on October 15, 2026. (Image: Tesla)
Tesla’s new Roadster, upside down and trailing cold gas thruster smoke, flips over a lineup of Tesla vehicles at the Roadster unveiling near Waco, Texas on October 15, 2026. (Image: Tesla)

The Roadster unveiling near Waco ended Thursday night, and by Friday morning much of the investor reaction had less to do with the car than with who owns the rocket technology inside it.

Wedbush analyst Dan Ives said the event “puts the Tesla/SpaceX relationship on the table in a tangible way,” pointing to the propulsion, pressure vessel and control hardware sitting on a Tesla product. Gene Munster of Deepwater Asset Management called the demo “a ridiculous display of engineering” with “no commercial value” beyond embarrassing traditional automakers, though he said it showed Musk wants the two companies together.

The more specific forecast came a day earlier from Barclays. Analyst Dan Levy told clients a deal could be announced before Tesla’s annual meeting, which must happen by December 6, and that an announcement in late October or early November could make shareholder approval harder. Barclays expects SpaceX to be the buyer in an all stock deal, with Tesla holders receiving SpaceX shares at a premium, based on market values of roughly $2.1 trillion for SpaceX and $1.5 trillion for Tesla. If nothing lands around the meeting, the bank still sees an announcement within 6 to 12 months.

The Roadster demo just added more weight to merger speculations. Tesla’s demo used cold gas thrusters and pressure tanks of the kind SpaceX uses on Falcon 9, and Musk described the car as a collaboration between Tesla and SpaceX engineers, as we mentioned in our breakdown of the three Roadster configurations.


Musk has not publicly addressed a deal since the event, as far as we have seen. His most direct answer remains the one he gave at the All In Summit, when he said that with so much collaboration, “who can imagine what action one might take” without ruling anything out. Ives has held to a 2027 timeline since his March note, and Musk pushed back on the China piece of the speculation when ARK floated a year end announcement in August.

The next test is Tesla’s third quarter earnings call on October 21. However, we recall in July that Musk told analysts, “we can’t talk about combining companies and that kind of thing on an earnings call,” so a clear answer wouldn’t be expected.

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How Tesla’s Roadster fan system and thrusters are built to dominate the corners

Tesla’s Roadster uses fans, active wings and cold gas thrusters to create grip at any speed.

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The Roadster’s rear wing, one of the aerodynamic elements Tesla pairs with a fan-based downforce system. (Image: Tesla)
The Roadster’s rear wing, one of the aerodynamic elements Tesla pairs with a fan-based downforce system. (Image: Tesla)

Tesla’s new Roadster is best known for flipping through the air in Texas, but the technology that matters most for a race track is the stuff that keeps it on the ground. Tesla’s Roadster page describes a multi-mode fan and ground sealing system that acts as a downforce generator, pulling air out from beneath the car. Tesla says it provides enough suction to hold the vehicle upside down, even when stationary.

That is the key difference from the wings and diffusers on a normal supercar. Conventional aero only makes downforce when the car is moving, and it grows with speed, so a car has the least grip in the slow corners and under hard braking. A fan system makes downforce at any speed. Tesla’s patent, which we covered last year, describes fans and deployable skirts that create sealed or partially sealed regions under the car, with the fans extracting air to lower the pressure and increase grip and stability.


Tesla pairs that with active wings, a next generation steer by wire system and a Track Mode that lowers the car and changes the suspension, with high downforce and low drag settings for the circuit. To keep weight down, Tesla points to magnesium, titanium and carbon fiber, manual controls and a fixed seat position, which it says lets the car respond to driver inputs almost instantly.

Tesla Roadster: Three configs, one can fly, 0-60 in 0.8 seconds

The cold gas thrusters are the other half. On the Thrust version they sit at the rear and Tesla says they take the car from 0 to 60 mph in under 0.9 seconds, while the Rocket version adds perimeter thrusters for forward, upward and lateral rotational movement. Tesla says the all electric actuators make micro adjustments within a fraction of a second.


Musk has been talking about records for years. In June 2019 he said, “We’re going to do things with the new Roadster that are kind of unfair to other cars.” That September, when a follower asked whether the Roadster would beat the Nürburgring production car record, he replied with one word, “Absolutely,” as we reported at the time. In February 2024 he said Tesla had “radically increased the design goals” for the car and that its sub one second 0 to 60 time would be “the least interesting part.”

There are caveats. Tesla has not published a lap time or a verified cornering figure, so the record talk is still a promise rather than a result. Tesla also says the car is not approved for public road use, and the thruster features are limited to the Rocket trim, which is invite only. Fan cars have also been banned or withdrawn before, and getting a sealed underbody to work on a rough public road is a harder problem than on a smooth track. The first real test will be an official lap at a circuit.

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