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NASA to roll SLS Moon rocket to the launch pad two days early

NASA says it's on track to roll its first SLS Moon rocket to the launch pad two days ahead of schedule. (Richard Angle)

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NASA has given the go-ahead to roll its Space Launch System (SLS) Moon rocket to the launch pad two days ahead of schedule.

That bodes well for plans to launch the rocket for the first time (a milestone NASA originally hoped to pass in December 2016) as early as late August or September 2022. NASA says that its first SLS rocket is now on track to begin a roughly 24-hour journey to Kennedy Space Center’s LC-39B launch pad at 9 pm EDT on August 16th. That will kick off approximately two more weeks of work that could finally culminate in the rocket’s first real launch attempt as early as August 29th, a moment anywhere from 12 to 16 years in the making.

SLS was created by Congress in 2010 when the legislative body drafted a law demanding that NASA develop a heavy-lift rocket to replace the Space Shuttle. In practice, Congress (particularly several key stakeholders with former Shuttle workforce and facilities in their states or districts) was primarily interested in keeping former Shuttle infrastructure active and workers employed, and left NASA to figure out how to retroactively engineer a rocket out of a list of legal requirements mostly driven by politics.

NASA ultimately devised a rocket that would extrapolate Shuttle external tank technology into a larger liquid hydrogen/oxygen ‘core stage’ powered by four flight-proven, reusable Space Shuttle Main Engines (SSME; now RS-25). A relatively small orbital upper stage derived from Boeing’s Delta IV rocket would sit atop the core stage, which would be augmented with two stretched Shuttle-derived solid rocket boosters (SRBs). Altogether, the first variant of SLS – Block 1 – is expected to be able to launch up to 95 tons (~210,000 lb) to low Earth orbit and around 27 tons (~59,500 lb) to the Moon, 32% and 38% worse than the Saturn V rocket NASA abandoned for the Space Shuttle in the 1970s.

Starship stands 119 meters (390 ft) tall to the SLS rocket’s ~111 meters (365 ft). (NASASpaceflight)
Barring delays, NASA’s SLS rocket is now likely to beat SpaceX’s Starship to orbit. (Richard Angle)

Nevertheless, SLS will likely become the most powerful rocket currently in operation if it successfully debuts within the next few months. Only SpaceX’s Starship, which will eventually launch a Starship-derived Moon lander for NASA, is likely to challenge or beat the performance of SLS within the next 5-10 years.

However, after more than half a decade of delays and around $25 billion spent without a single launch to show for its investment, NASA no longer has any near-term plans to use SLS for more than sending a few astronauts on their way to the Moon once every year or two. The only tangible payload currently assigned to SLS Block 1 is NASA’s own Orion spacecraft, an earlier version of which Lockheed Martin began developing for NASA in 2006. Approximately 16 years and $25 billion later, the Orion capsule will be better than the Apollo Program’s Command module (capsule) by most measures, but its service (propulsion) module will be far worse.

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Orion and the SpaceX HLS lander it will eventually be tasked with docking with.
The Orion spacecraft, European Service Module (ESM), and SLS Interim Cryogenic Propulsion System (ICPS) upper stage. (NASA)

With about half as much usable delta V (propulsive capability) as the Apollo CSM, Orion is incapable of transporting astronauts to the same convenient low lunar orbits that the Apollo Program used, forcing NASA to send it to high, exotic alternatives. As a result, NASA has been forced to create a multi-billion-dollar destination for Orion (the Gateway station) and complicate the mission of new Moon landers like SpaceX’s Starship.

Countless pitfalls and shortcomings aside, NASA is about to finally roll the fourth most capable flightworthy rocket ever assembled (behind Saturn V, N-1, and Energia) to the launch pad. Regardless of the outcome of the mission, SLS will likely be the fifth largest rocket (including the Space Shuttle) ever launched when it lifts off. If that launch is successful, the achievement will be even more impressive, marking the third time out of three attempts that NASA has successfully launched a super heavy-lift launch vehicle (>50t to LEO) on its first try.

NASA’s Artemis I launch plans.

A successful Artemis I launch would also give the Orion spacecraft an opportunity to enter orbit around the Moon and test most of the systems it will need for Artemis II, which is intended to carry two astronauts. Orion won’t carry or test any life support or docking systems, making it only a partial demonstration, but it will still be the first time a prototype of a crewed spacecraft has attempted to enter lunar orbit since December 1972.

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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Samsung’s Tesla AI5/AI6 chip factory to start key equipment tests in March: report

Samsung Electronics seems to be ramping its efforts to start operations at its Taylor, Texas semiconductor plant.

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Image used with permission for Teslarati. (Credit: Tom Cross)

Samsung Electronics seems to be ramping its efforts to start operations at its Taylor, Texas semiconductor plant, which will produce Tesla’s next-generation AI5 chip. 

Preparing for Tesla’s AI5/AI6 chips

As per a report by Sina Finance, Samsung Electronics is looking to begin trial operations of extreme ultraviolet (EUV) lithography equipment at its Taylor facility in March. These efforts are reportedly intended to support the full production of Tesla’s AI5 chips starting in the latter half of 2026.

The Taylor factory, Samsung’s first wafer fabrication plant in the United States, covers roughly 4.85 million square meters and is nearing completion. Media reports, citing contractors, have estimated that about 7,000 workers now work on the factory, about 1,000 of whom are reportedly working from the facility’s office building. 

Samsung is reportedly preparing to apply for a temporary occupancy permit, which would allow production to begin before the plant is fully completed.

Tesla’s aggressive AI chip roadmap

Elon Musk recently stated that Tesla’s next-generation AI5 chip is nearly complete, while early development on its successor, AI6, is already underway. Musk shared the update in a post on X, which also happened to be a recruiting message for engineers.

As per Musk, Tesla is looking to iterate its in-house AI chips on an accelerated timeline, with future generations, including AI7, AI8, and AI9, targeting a roughly nine-month design cycle. He also stated that the rapid cadence could allow Tesla’s chips to become the highest-volume AI processors in the world.

Previous reports have indicated that Samsung Electronics would be manufacturing Tesla’s AI5 chip, alongside its rival, Taiwan Semiconductor Manufacturing Company (TSMC). The two suppliers are expected to produce different versions of Tesla’s AI5 chip, with TSMC using a 3nm process and Samsung targeting 2nm production.

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Elon Musk’s Boring Company studying potential Giga Nevada tunnel: report

The early-stage feasibility work was funded by a state-affiliated economic group as officials searched for alternatives to worsening traffic and accidents along Interstate 80.

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(Credit: The Boring Company

Elon Musk’s tunneling startup, The Boring Company, has been studying a potential tunnel system connecting Reno to Tesla Gigafactory Nevada, as per documents obtained by Fortune. The early-stage feasibility work was funded by a state-affiliated economic group as officials searched for alternatives to worsening traffic and accidents along Interstate 80.

Potential Giga Nevada tunnel

Documents reviewed by Fortune showed that The Boring Company received $50,000 in October to produce conceptual designs and a feasibility report for a tunnel beneath a nine-mile stretch of highway leading to Gigafactory Nevada. The payment came from the Economic Development Authority of Western Nevada (EDAWN), a nonprofit that works with the state to attract and expand businesses.

The proposed tunnel was one of several transportation alternatives being explored to address rising congestion and accidents along Interstate 80, which serves the Tahoe-Reno Industrial Center. The massive industrial park houses major employers, including Tesla and Panasonic, both of which had been in contact with the Nevada Governor’s Office regarding potential transportation solutions.

Emails obtained through public records requests showed that Tesla and Panasonic have also supported a separate commuter rail study that would use existing freight rail alongside the Interstate. It remains unclear if The Boring Company’s feasibility report had been completed, and key details for the potential project, including tunnel length, cost, and if autonomous Teslas would be used, were not disclosed.

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(Credit: The Boring Company)

Relieving I-80 congestion

Traffic and accidents along I-80 have increased sharply as data centers and new businesses moved into the 107,000-acre industrial center. State transportation data showed that the number of vehicles traveling certain stretches of the highway during peak hours doubled between January and July 2025 alone. Roughly 22,000 employees commute daily to the industrial park, with nearly 8,000 working for Tesla and more than 4,000 for Panasonic at the Giga Nevada complex.

Bill Thomas, who runs the Regional Transportation Commission of Washoe County, shared his thoughts about safety concerns in the area. “At this point in time, there’s about (one accident) every other day,” he said. He also noted that he is supportive of any projects that could alleviate traffic and accidents on the Interstate. 

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“We’re not paying for it. I’m not involved in it. But I understand there are conversations exploring whether that could be done. If there’s a private solution that helps the problem and improves safety, as far as I’m concerned, more power to them,” Thomas stated. 

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Tesla might have built redundancies for Cybercab charging

When Tesla unveiled the Cybercab in 2024, the company noted that the autonomous two-seater would utilize wireless charging.

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Credit: @AdanGuajardo/X

A newly spotted panel on Tesla’s Cybercab prototype may point to a practical backup for the vehicle’s wireless charging system as it nears mass production. 

Tesla watchers have speculated that the panel could house a physical NACS port, which would ensure that the autonomous two-seater could operate reliably even before the company’s wireless charging infrastructure is deployed.

Cybercab possible physical charge port

The discussion was sparked by a post on X by Tesla watcher Owen Sparks, who highlighted a rather interesting panel on the Cybercab’s rear. The panel, which seemed to be present in the prototype units that have been spotted across the United States recently, seemed large enough to house a physical charge port.

When Tesla unveiled the Cybercab in 2024, the company noted that the autonomous two-seater would utilize wireless charging. Since then, however, Tesla has remained largely quiet about the system’s rollout timeline. With the Cybercab expected to enter production in a few months, equipping the vehicle with a physical NACS port would allow it to charge at Superchargers nationwide without relying exclusively on still-undeployed wireless chargers.

Such an approach would not rule out wireless charging long-term. Instead, it would give Tesla flexibility, allowing the Cybercab to operate immediately at scale while wireless charging solutions are rolled out later. For a vehicle designed to operate continuously and autonomously, redundancy in charging options would be a practical move.

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Growing Cybercab sightings

Recent sightings of the Cybercab prototype in Chicago point to the same design philosophy. Images shared on social media showed the vehicle coated in road grime, while its rear camera area appeared noticeably cleaner, with visible traces of water on the trunk.

The observation suggests that the Cybercab is equipped with a rear camera washer. As noted by Model Y owner and industry watcher Sawyer Merritt, this is a feature Tesla owners have requested for years, particularly in snowy or wet climates where dirt and slush can obscure cameras and degrade the performance of systems like FSD.

While only the rear camera washer was clearly visible, the sighting raises the possibility that Tesla may equip additional exterior cameras with similar cleaning systems. For a vehicle that operates without a human driver,  after all, maintaining camera visibility in all conditions is essential. Ultimately, the charge-port speculation and camera-washer sightings suggest Tesla is approaching the Cybercab with practicality in mind.

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