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Elon Musk shows off SpaceX’s Falcon 9 Block 5 ahead of launch and landing debut
SpaceX CEO Elon Musk has published what appears to be the first official photo of the company’s newest Falcon 9 upgrade, known as Block 5. This particular booster is the first Falcon 9 Block 5 to be shipped to SpaceX’s launch facilities and is currently aiming for its first launch sometime next week after a May 4 static fire test, perhaps its first of anywhere from 10 to 100 operational missions.
Designed with reliability and reusability front and center, the booster upgrades have focused on additional thermal protection around the octaweb and interstage, reusable legs capable of retracting after recovery, titanium grid fins, and dramatic improvements to the heatshield at the base of the rocket. On the reliability side of upgrades, SpaceX has completed dozens of Merlin 1D static fires to qualify a turbopump redesign requested by NASA, as well as an upgraded COPV designed to guard against the type of anomaly that catastrophically destroyed Amos-6 and Falcon 9 in September 2016. A huge amount of work has also been done to improve and redesign aspects of Falcon 9 for easier (and cheaper) production and refurbishment, most notably replacing the welded octaweb structure with a bolted alternative likely to relieve many headaches and many days of octaweb weld checks.
- Falcon 9 B1046 rolled out to the launch pad for the first time ever on May 3rd, 2018. (SpaceX)
- SpaceX Block 5 Falcon9 at McGregor, Texas [Credit: Chris G – NSF via Twitter, Reprinted with permission from NASASpaceflight.com]
Aside from the biggest and most obvious changes, Block 5 is host to dozens or hundreds of additional tweaks and updates, a reflection of SpaceX’s pursuit of continuous improvement. Per SpaceX’s Vice President of Manufacturing Andy Lambert, SpaceX has “never built any two vehicles identically”, and Block 5 continues that tradition. Many Block 5 features have, however, already been flight-tested and optimized on previous Block 4 launches, including the octaweb heatshield, titanium gridfins, and minor aerodynamic tweaks to the second stage.
Block 5 sitting on the pad – harsh late day lighting [6341x 2804]
by inSpaceXLounge
The rocket is set to conduct its inaugural launch sometime next week – although the current schedule has SpaceX on May 7, Bangladeshi media have indicated that that date will slip a few days to the right after a handful of delays to the booster’s static fire. Tasked with lofting the country’s first geostationary communications satellite, Bangabandhu-1, B1046 will carry the 3500 kg spacecraft on its way to a high-energy geostationary transfer orbit before separating from the second stage and heading back to earth. The drone ship ‘Of Course I Still Love You’ and tugboat Rachel were spied departing from Port Canaveral at around the same time as Falcon 9 rolled out, and they will travel several hundred miles into the Atlantic to catch the pathfinder booster.
Tug boat Rachel has left Port Canaveral with OCISLY ahead of the SpaceX Bangabandhu mission on May 7th. The launch will be the first to feature a Block V Falcon 9.
— Michael Baylor (@MichaelBaylor_) May 3, 2018
Teslarati photographer Tom Cross will be on hand to capture the historic rocket’s static fire and launch over the next week or so, as well as the first Block 5 recovery on OCISLY if all goes as planned. Failure is always a possibility when flight-testing significantly upgraded technological systems, rockets especially, but SpaceX likely has far less tolerance for failure in the case of Block 5 – any problems with the rocket will almost invariably mothball into NASA concerns and investigations as the company nears its first crewed launches. Fingers crossed for the successful inaugural launch and landing of Falcon 9 Booster 1046.
- SpaceX’s second Falcon 9 Block 5 booster was spied by an aerial photographer in Texas, April 17. (Aero Photo)
- The same April 2018 flight captured what appears to be a Block 5 landing leg undergoing testing at a specially-designed test stand. (Aero Photo)
Follow us for live updates, behind-the-scenes sneak peeks, and a sea of beautiful photos from our East and West coast photographers.
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Elon Musk
Elon Musk teases TSMC as potential Terafab partner
Elon Musk has acknowledged that early discussions with Taiwan Semiconductor Manufacturing Company (TSMC) could bring the company into his ambitious Terafab semiconductor project, signaling a possible partnership with the world’s leading contract chipmaker.
Musk confirmed that early talks are underway, but as of right now, they are “just discussions.” There is no confirmation of a deal nor dismissal of the possibility of one, leaving open the prospect of one of the largest advanced-chip collaborations under discussion in the U.S.
@wholemars Just discussions, but something may come of it
— Elon Musk (@elonmusk) October 3, 2026
The report that speculated on potential discussions between Terafab and TSMC comes from Tim Culpan, who outlined a few ways the collaboration could operate. One is TSMC using the project as an “anchor customer” for future facilities in Texas, potentially contributing process expertise, operational know-how, or capacity while Terafab provides capital, long-term purchase commitments, or both.
Tesla and SpaceX jointly developed the Terafab project, with Intel already participating on the tech side. Elon Musk announced the project in March, and it intends to produce more than one terawatt of AI compute capacity annually once fully built.
Company statements place the first phase at approximately $16.8 billion in cost, with later filings pointing to a total that could reach well into the tens of billions across multiple stages.
Intel joined the effort in April 2026 and is expected to supply its 14A manufacturing process for the full-scale plant.
Musk has said existing suppliers, including Samsung and TSMC, remain important for near-term needs; Tesla already has production arrangements with Samsung for AI5 and AI6 chips, but that future demand from Optimus robots, Cybercab vehicles, and planned space-based data centers will eventually exceed what the global industry can currently deliver.
Terafab is positioned as the long-term answer to that projected shortfall, and Tesla did something similar during COVID to avoid a chip shortage. This is just a much larger-scale solution.
If the partnership were to materialize, it would add TSMC’s industry-leading strategies to a project that already combines Tesla’s and SpaceX’s capital and offtake with Intel’s process technology. For now, the only public confirmation is Musk’s brief acknowledgement that conversations are occurring.
News
Tesla reveals early Robotaxi charging strategy, showing scrappy DNA
Tesla’s early strategy for charging units operating within its Robotaxi fleet reveals that the company surely has not lost any of that scrappy DNA that took it from an unlikely success story to the most valuable carmaker in the world.
An observer at a Tesla Supercharger in Austin spotted ten total Robotaxi vehicles arrive: one Cybercab and nine Model Y units. A Tesla employee was waiting at the lot and allowed each unit to park itself; every car that arrived had nobody in it.
Tesla wins FCC approval for wireless Cybercab charging system
The Tesla employee would walk around and plug each car in, adjusting the parking if needed:
So look at what I found. This is how Tesla charges unsupervised robotaxis at a public supercharger. Here is a driverless Cybercab showing up with no one in it. There are 9 other Model Ys that showed up too. A Tesla employee is walking around and plugging each of them in. She also moves the cars if they are not positioned well enough to charge. I love this process. One person charges multiple robotaxis at once
— Abhimanyu Yadav (@WorldlyReviewer) October 3, 2026
It’s a very interesting strategy, but extremely understandable at this early point in the Robotaxi program. It’s only been out for about 15 months, and Cybercab just entered the fleet in early September.
On top of that, Tesla is still working tirelessly on its wireless charging apparatus, and a new patent was just published regarding that product last week.
However, this is just another example of how Tesla still has plenty of that scrappy DNA leftover from the “production hell” days, when CEO Elon Musk slept on the floor of the factory, employees were working crazy hours, Tesla was building Sprung Structures to build cars in, and the company was tiptoeing on the brink of bankruptcy.
@Teslarati Sheer magnitude of the entire production system is hard to appreciate. Almost every element of production is >75% automated. Only wire harnesses & general assembly, which are <10% of production costs, are primarily manual.
— Elon Musk (@elonmusk) October 12, 2020
For now, Tesla is utilizing a simple system for recharging its ride-hailing vehicles, and that is a Tesla employee doing it manually until another solution presents itself. Sure, it’s not the most high-tech thing, and it certainly is not what people might have expected at this point in time, but it works, and it’s keeping the entire suite running.
News
Tesla Robotaxi expands hours, Musk explains why it’s been a challenge
Tesla is expanding its Robotaxi service hours by pushing the time back by one hour, keeping the ride-hailing service operational until 11 p.m., one hour later than previously.
CEO Elon Musk confirmed the change and offered a specific reason the expansion has been gradual: the system still needs to reliably avoid small pets that are difficult to see after dark, as they commonly blend into the color of the road, especially when they’re grey.
The latest adjustment restores only a fraction of the operating window the service once held. When paid Robotaxi rides began in Austin on June 22, 2025, vehicles ran from 6 a.m. to midnight.
In September 2025, Tesla lengthened the day to a 2 a.m. close, producing a 20-hour window that stayed in place for most of the following year. By early August of this year, the cutoff had already been pulled back; an August 26 update formalized hours of 6 a.m. to 10 p.m. across Austin and several other markets.
The October move to 11 p.m. therefore leaves the Austin day one hour shorter than the original launch schedule and three hours shorter than the 2025 peak.
Musk addressed the constraint directly after the announcement. “The main thing we’re trying to solve is making sure that we don’t run over pets when they’re hard to see at night,” he wrote. “Literally trying to avoid grey kittens on grey tarmac in the dark.”
Robotaxi operating hours moved from 10pm to 11pm.
The main thing we’re trying to solve is making sure that we don’t run over pets when they’re hard to see at night. Literally trying to avoid grey kittens on grey tarmac in the dark.
— Elon Musk (@elonmusk) October 3, 2026
The example points to a low-contrast perception problem in which a small animal can blend into the road surface under limited lighting.
Tesla’s vehicles rely on cameras and neural-network processing rather than lidar; Musk has previously argued that advanced vision software can extract useful information even in low light by analyzing photon counts, but the pet-detection case remains the stated limiter in later hours.
The modest schedule change arrives alongside faster growth in the purpose-built Cybercab fleet. Texas registration data tracked by observers showed the Austin Cybercab count rising sharply in recent weeks, reaching 169 vehicles after more than 100 were added in a short span.
Tesla has indicated that a broader shift toward 24-hour operation is tied to the upcoming FSD v15 software release expected this month on Robotaxi vehicles. Until that capability is validated for the edge cases Musk described, the company continues to add service time incrementally rather than jumping straight to overnight coverage.
The one-hour extension gives Austin riders a later option for evening trips while the underlying detection work continues.



