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SpaceX lifts soggy Falcon 9 Block 5 booster ashore after accidental splashdown

Ignore Falcon 9 B1050's battered interstage and it would be nearly impossible to tell - at a glance - that anything went wrong during the rocket's recovery.

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Independent group USLaunchReport has published a video capturing the entirety of SpaceX’s ad hoc East Coast Falcon 9 recovery operations, in which forlorn booster B1050 had to be carefully extracted out of the ocean after an unintentional soft-landing in the Atlantic following its successful Dec. 5 launch debut.

72 hours after B1050’s water landing and some painstaking preparation, the booster was towed to SpaceX’s dock space in Port Canaveral, where it spent just a brief few hours floating adjacent to drone ship Of Course I Still Love You and the rest of the company’s Florida fleet. Considerably less than twelve hours after arriving, technicians had already managed to lift the rocket out of the ocean and onto dry land, where another week or so was spent preparing Falcon 9 for transport.

Given the extent of the damage to the Block 5 booster’s interstage and the basic fact that SpaceX recovery technicians and engineers had never attempted anything quite like it before, it was fairly impressive that they took barely six hours to lift the booster out of the water, particularly considering that the rocket appeared to be filled with hundreds or even thousands of gallons of water. No visible damage was caused, although there was clearly some cause for extensive discussion and preparation per an unusually large and lengthy huddle of more than 30 employees prior to the beginning of the lift.

https://twitter.com/_TomCross_/status/1071886823721447424

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Once on land, B1050 had an unusual sling placed exactly where the Falcon 9 booster’s liquid oxygen (LOx) and kerosene (RP-1) propellant tanks were welded together, apparently a location that is particularly sensitive to off-nominal X-axis stress. To give context, imagine bending a cardboard tube or straw in half instead of trying to push its ends together – Falcon 9’s structure is quite similar in concept. Built primarily 5mm-thick sheets of lithium-aluminum alloy, Falcon 9’s propellant tanks are extremely thin and light while also being aggressively optimized for vertical (up and down) loading, i.e. the forces experienced while accelerating (and eventually decelerating) through the atmosphere during launch and landing.

As a result, SpaceX almost always pressurizes the first stage propellant tanks of Falcon 9 with nitrogen whenever boosters are horizontal without physical support at their bendy centers. In the case of B1050, SpaceX almost certainly concluded that using its waterlogged umbilical ports to inject nitrogen into its tanks was too much of a risk without knowing the precise condition of the piping and the tanks themselves, opting instead to go with a simple sling to prevent damage from unintended bending. Thankfully, B1050 appears to have made it through its dry land ordeal even better than the time it spent in the Atlantic, suffering no visible damage whatsoever.

 

Somewhere between December 14 and 15, the booster was at long last lifted onto SpaceX’s primary East Coast booster transporter and carefully drove the rocket to one of its 2-3 Cape Canaveral Air Force Station (CCAFS) refurbishment and storage hangars, avoiding detection by all but a few passersby. This could full well be the last we see (and even hear) of poor old Falcon 9 B1050, but there is still a decent chance that SpaceX hopes the entire rocket or major components can be easily salvaged.

Given the extreme care taken during the booster’s lift onto land and the week it spent having legs and grid fins removed, it can be definitively concluded that an effort will be made to save the entire vehicle (sans interstage). If it has managed to make it through the past two weeks largely unscathed, it may well become the first Falcon 9 to conduct a dedicated launch of multiple Starlink satellites sometime in the second half of 2019, at least according to CEO Elon Musk’s vague suggestion that it could fly on an “internal SpaceX mission”.

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For prompt updates, on-the-ground perspectives, and unique glimpses of SpaceX’s rocket recovery fleet check out our brand new LaunchPad and LandingZone newsletters!

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 seen as early winner as Canada reopens door to China-made EVs

Tesla had already prepared for Chinese exports to Canada in 2023 by equipping its Shanghai Gigafactory to produce a Canada-specific version of the Model Y.

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Credit: Tesla

Tesla seems poised to be an early beneficiary of Canada’s decision to reopen imports of Chinese-made electric vehicles, following the removal of a 100% tariff that halted shipments last year.

Thanks to Giga Shanghai’s capability to produce Canadian-spec vehicles, it might only be a matter of time before Tesla is able to export vehicles to Canada from China once more. 

Under the new U.S.–Canada trade agreement, Canada will allow up to 49,000 vehicles per year to be imported from China at a 6.1% tariff, with the quota potentially rising to 70,000 units within five years, according to Prime Minister Mark Carney. 

Half of the initial quota is reserved for vehicles priced under CAD 35,000, a threshold above current Tesla models, though the electric vehicle maker could still benefit from the rule change, as noted in a Reuters report.

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Tesla had already prepared for Chinese exports to Canada in 2023 by equipping its Shanghai Gigafactory to produce a Canada-specific version of the Model Y. That year, Tesla began shipping vehicles from Shanghai to Canada, contributing to a sharp 460% year-over-year increase in China-built vehicle imports through Vancouver. 

When Ottawa imposed a 100% tariff in 2024, however, Tesla halted those shipments and shifted Canadian supply to its U.S. and Berlin factories. With tariffs now reduced, Tesla could quickly resume China-to-Canada exports.

Beyond manufacturing flexibility, Tesla could also benefit from its established retail presence in Canada. The automaker operates 39 stores across Canada, while Chinese brands like BYD and Nio have yet to enter the Canadian market directly. Tesla’s relatively small lineup, which is comprised of four core models plus the Cybertruck, allows it to move faster on marketing and logistics than competitors with broader portfolios.

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Elon Musk

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

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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