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SpaceX Falcon 9 rocket shown off in unprecedented detail ahead of next US Air Force launch

Via the US Air Force, SpaceX has published some of the best views ever of Falcon 9 Block 5 rocket production. (SpaceX)

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The United States Air Force (USAF) has published a number of spectacular photos shared by SpaceX, revealing some unprecedentedly detailed views of a Falcon 9 rocket in various stages of manufacturing.

Likely taken in and around SpaceX’s massive Hawthorne, California rocket factory and headquarters and McGregor, Texas test facilities in recent weeks, these new photos show the work being done behind the scenes to prepare a brand new Falcon 9 rocket for SpaceX’s next US Air Force launch. Over the last few years, the extremely competitive Falcon 9 rocket has secured SpaceX up to five launch contracts for the USAF’s next-generation GPS III satellite constellation.

Made up of three explicit contracts and two contract options to be exercised (or discarded) later on, SpaceX completed the first of those contracts in December 2018, successfully launching GPS III SV01 – the first of 32 planned satellites. As evidenced by the name, GPS III is the latest iteration of US Global Positioning System satellites and should offer better security, a greater resistance to jamming and interference, and improved navigational accuracy. Unfortunately, it could be several years to half a decade or more before civilian users begin to see the benefits from GPS III, but chances are good that SpaceX will come to launch a vast majority of the upgraded satellites.

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According to the post that accompanied the photos published by the Space and Missile Systems Center (SMC), SpaceX’s second USAF GPS III mission – this time carrying Space Vehicle 03 (SV03) – is scheduled to launch no earlier than (NET) the end of Q1 2020. Preparations are reportedly well underway for the critical launch: SMC says that SpaceX has already delivered the mission’s new Falcon 9 Block 5 booster from its Hawthorne factory to McGregor, Texas, where technicians are now preparing the reusable rocket for a routine static fire test before shipping it east to Florida.

Additionally, the GPS III SV03 mission’s Falcon 9 payload fairing is apparently already at SpaceX’s Cape Canaveral Air Force Station facilities, likely waiting for Air Force to ship the large satellite to Florida. If identical to SpaceX’s first GPS III launch, the GPS III SV03 spacecraft will weigh approximately 3800 kg (8400 lb) and will be launched to an elliptical orbit measuring some 1000 km by 20,200 km (620 mi x 12,500 mi).

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Falcon 9’s GPS III SV03 payload fairing has already arrived in Florida ahead of SpaceX’s next USAF launch. (SpaceX)

Astute observers will notice that both the GPS III satellite mass and the orbit it’s heading to are significantly lower than an array of prior missions that have launched heavier satellites much higher and still recovered the Falcon 9 booster along the way. SpaceX’s first GPS III launch was particularly exceptional because it marked the first and only time that a new Falcon 9 Block 5 rocket was intentionally expended without any attempt to land the booster.

In fact, Falcon 9 booster B1054 didn’t even have a semblance of landing legs or grid fins installed, a testament to the certainty of its premature demise. Thankfully, whatever the dubiously technical reasons that led to B1054’s demise, it appears that SpaceX may actually be allowed to recover the Falcon 9 booster (likely B1060 or B1061) assigned to launch GPS III SV03. Although nothing has actually been said along those lines, the Falcon 9 booster pictured in the middle photo below – implied to be the Air Force’s next GPS launch vehicle – clearly has some of the basic hardware needed for landing legs.

Falcon 9 B1054 was almost completely smooth, lacking even the hint of the hardware needed for landing legs. (SpaceX)
B1060(?), however, clearly has bits of landing leg hardware installed, visible as small black bars on the far left (aft end) of the rocket. (SpaceX)
Pictured here on Falcon 9 B1056, those black bars serve as a seal and thermal protection, protecting the sensitive leg innards during launch and reentry. (Teslarati)

As such, there is at least a small excuse to preserve hope that SpaceX’s next Falcon 9 GPS III launch will feature a booster landing, thus preventing a premature and extremely wasteful demise after just a single launch. Even if the US Air Force never actually qualifies flight-proven commercial rockets to launch its payloads, the recovered booster should be able to support anywhere from several to 90+ additional launches before SpaceX actually needs to retire or expend the booster.

Aside from the unexpected insight into the next USAF GPS III launch, SpaceX also let the SMC publish what are perhaps the most detailed public photos of a Falcon 9 octaweb – the business end of a booster – ever. (SpaceX)

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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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Tesla confirms that work on Dojo 3 has officially resumed

“Now that the AI5 chip design is in good shape, Tesla will restart work on Dojo 3,” Elon Musk wrote in a post on X.

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(Credit: Tesla)

Tesla has restarted work on its Dojo 3 initiative, its in-house AI training supercomputer, now that its AI5 chip design has reached a stable stage. 

Tesla CEO Elon Musk confirmed the update in a recent post on X.

Tesla’s Dojo 3 initiative restarted

In a post on X, Musk said that with the AI5 chip design now “in good shape,” Tesla will resume work on Dojo 3. He added that Tesla is hiring engineers interested in working on what he expects will become the highest-volume AI chips in the world.

“Now that the AI5 chip design is in good shape, Tesla will restart work on Dojo3. If you’re interested in working on what will be the highest volume chips in the world, send a note to AI_Chips@Tesla.com with 3 bullet points on the toughest technical problems you’ve solved,” Musk wrote in his post on X. 

Musk’s comment followed a series of recent posts outlining Tesla’s broader AI chip roadmap. In another update, he stated that Tesla’s AI4 chip alone would achieve self-driving safety levels well above human drivers, AI5 would make vehicles “almost perfect” while significantly enhancing Optimus, and AI6 would be focused on Optimus and data center applications. 

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Musk then highlighted that AI7/Dojo 3 will be designed to support space-based AI compute.

Tesla’s AI roadmap

Musk’s latest comments helped resolve some confusion that emerged last year about Project Dojo’s future. At the time, Musk stated on X that Tesla was stepping back from Dojo because it did not make sense to split resources across multiple AI chip architectures. 

He suggested that clustering large numbers of Tesla AI5 and AI6 chips for training could effectively serve the same purpose as a dedicated Dojo successor. “In a supercomputer cluster, it would make sense to put many AI5/AI6 chips on a board, whether for inference or training, simply to reduce network cabling complexity & cost by a few orders of magnitude,” Musk wrote at the time.

Musk later reinforced that idea by responding positively to an X post stating that Tesla’s AI6 chip would effectively be the new Dojo. Considering his recent updates on X, however, it appears that Tesla will be using AI7, not AI6, as its dedicated Dojo successor. The CEO did state that Tesla’s AI7, AI8, and AI9 chips will be developed in short, nine-month cycles, so Dojo’s deployment might actually be sooner than expected. 

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Elon Musk’s xAI brings 1GW Colossus 2 AI training cluster online

Elon Musk shared his update in a recent post on social media platform X.

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Credit: xAI

xAI has brought its Colossus 2 supercomputer online, making it the first gigawatt-scale AI training cluster in the world, and it’s about to get even bigger in a few months.

Elon Musk shared his update in a recent post on social media platform X.

Colossus 2 goes live

The Colossus 2 supercomputer, together with its predecessor, Colossus 1, are used by xAI to primarily train and refine the company’s Grok large language model. In a post on X, Musk stated that Colossus 2 is already operational, making it the first gigawatt training cluster in the world. 

But what’s even more remarkable is that it would be upgraded to 1.5 GW of power in April. Even in its current iteration, however, the Colossus 2 supercomputer already exceeds the peak demand of San Francisco.  

Commentary from users of the social media platform highlighted the speed of execution behind the project. Colossus 1 went from site preparation to full operation in 122 days, while Colossus 2 went live by crossing the 1-GW barrier and is targeting a total capacity of roughly 2 GW. This far exceeds the speed of xAI’s primary rivals.

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Funding fuels rapid expansion

xAI’s Colossus 2 launch follows xAI’s recently closed, upsized $20 billion Series E funding round, which exceeded its initial $15 billion target. The company said the capital will be used to accelerate infrastructure scaling and AI product development.

The round attracted a broad group of investors, including Valor Equity Partners, Stepstone Group, Fidelity Management & Research Company, Qatar Investment Authority, MGX, and Baron Capital Group. Strategic partners NVIDIA and Cisco also continued their support, helping xAI build what it describes as the world’s largest GPU clusters.

xAI said the funding will accelerate its infrastructure buildout, enable rapid deployment of AI products to billions of users, and support research tied to its mission of understanding the universe. The company noted that its Colossus 1 and 2 systems now represent more than one million H100 GPU equivalents, alongside recent releases including the Grok 4 series, Grok Voice, and Grok Imagine. Training is also already underway for its next flagship model, Grok 5.

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Tesla AI5 chip nears completion, Elon Musk teases 9-month development cadence

The Tesla CEO shared his recent insights in a post on social media platform X.

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Credit: Tesla

Tesla’s next-generation AI5 chip is nearly complete, and work on its successor is already underway, as per a recent update from Elon Musk. 

The Tesla CEO shared his recent insights in a post on social media platform X.

Musk details AI chip roadmap

In his post, Elon Musk stated that Tesla’s AI5 chip design is “almost done,” while AI6 has already entered early development. Musk added that Tesla plans to continue iterating rapidly, with AI7, AI8, AI9, and future generations targeting a nine-month design cycle. 

He also noted that Tesla’s in-house chips could become the highest-volume AI processors in the world. Musk framed his update as a recruiting message, encouraging engineers to join Tesla’s AI and chip development teams.

Tesla community member Herbert Ong highlighted the strategic importance of the timeline, noting that faster chip cycles enable quicker learning, faster iteration, and a compounding advantage in AI and autonomy that becomes increasingly difficult for competitors to close.

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AI5 manufacturing takes shape

Musk’s comments align with earlier reporting on AI5’s production plans. In December, it was reported that Samsung is preparing to manufacture Tesla’s AI5 chip, accelerating hiring for experienced engineers to support U.S. production and address complex foundry challenges.

Samsung is one of two suppliers selected for AI5, alongside TSMC. The companies are expected to produce different versions of the AI5 chip, with TSMC reportedly using a 3nm process and Samsung using a 2nm process.

Musk has previously stated that while different foundries translate chip designs into physical silicon in different ways, the goal is for both versions of the Tesla AI5 chip to operate identically. AI5 will succeed Tesla’s current AI4 hardware, formerly known as Hardware 4, and is expected to support the company’s Full Self-Driving system as well as other AI-driven efforts, including Optimus.

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