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SpaceX’s first “next-gen” Starlink satellites are suspiciously familiar

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In a strange twist, SpaceX says that its next Starlink mission will launch 54 satellites into low Earth orbit (LEO), implying that they’re roughly the same size as the V1.5 satellites it’s already launching – not the larger V2 or V2 Mini satellites discussed in recent FCC filings.

However, the data SpaceX provided also shows that those 54 satellites are headed to an orbit that only matches the company’s next-generation Starlink Gen2 (V2) constellation. While SpaceX quietly indicated that a V1.5-sized satellite was an option for early Gen2 launches in a supplemental October 2022 filing [PDF] with the FCC, it’s still unclear why SpaceX would prioritize launching V1.5-sized V2 satellites while its V1 constellation remains unfinished.

Adding to the confusion, in November 2021, CEO Elon Musk strongly implied that the inefficiencies of smaller Starlink V1.x satellites were so significant that they could risk bankrupting SpaceX if the company couldn’t start launching larger V2 satellites on its next-generation Starship rocket by the end of 2022. What, then, is the purpose of SpaceX’s imminent “Starlink G5-1” launch?

The name alone is confusing. Using the same shorthand as past Starlink V1 launches, “G5-1” refers to the first launch of “Group 5” of a constellation. “Group” here is synonymous with “shell,” which describes a set of satellites that share the same orbital inclination (the angle at which the orbit crosses the equator) and a similar orbital altitude. Of SpaceX’s three approved constellations, only one has five shells, and that shell can only exist at 97.6 degrees, not 43 degrees. SpaceX’s Gen2 constellation technically has nine planned shells, but the FCC has only partially approved three of those shells, one of which is at 43 degrees.

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Ignoring the obtuse name, one possibility is that aspects of Starlink V2 satellite upgrades are not explicitly tied to the much larger size of those satellites and can be applied to SpaceX’s first-generation Starlink constellation without requiring a modified FCC license. If SpaceX wanted to add larger satellites to its V1 constellation or change the frequency bands they use, it would almost certainly have to seek a modified license from the FCC, which could take months.

There is no evidence SpaceX has done so, and any attempt would produce public documentation. The 43-degree inclination SpaceX’s mysterious “Starlink G5-1” launch is targeting also rules out any involvement in its V1 constellation, which only has approval for satellites between 53 and 97.6 degrees.

Aside from the unlikely possibility that details about the Starlink 5-1 mission are somehow incorrect or an artifact of a messy launch licensing process, there is at least one other unlikely explanation. In October 2018, the FCC granted SpaceX permission to launch a very low earth orbit (VLEO) constellation of 7518 Starlink satellites with dimensions similar to satellites that make up the 4408-satellite constellation the company is currently launching. More than four years later, SpaceX has yet to begin launching its approved VLEO constellation.

In November 2022, SpaceX told the FCC it intended to combine its Starlink VLEO and Starlink Gen2 constellations by adding V-band antennas to some of the almost 33,000 Gen2 satellites it hoped to launch – a move that would reduce the total number of Starlink satellites SpaceX needs to launch. Around the turn of the month, the FCC partially granted SpaceX’s Starlink Gen2 license, adding unprecedentedly strict requirements and only permitting the launch of 7500 of 33,000 planned Gen2 satellites to a limited set of inclinations (33, 43, and 53 degrees).

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Perhaps, then, the uncertainty created by the FCC’s strange partial Gen2 grant made SpaceX change its mind about a dedicated Starlink VLEO constellation. However, without a license modification, SpaceX’s VLEO constellation is stuck with the same smaller (and potentially bankruptcy-inducing) satellites that its CEO believes make the first Starlink V1 constellation unsustainable. SpaceX also has less than two years until its VLEO constellation crosses its first deployment milestone, at which point the company will need to have launched half of it (3759 satellites) to avoid penalties from the FCC – up to and including the revocation of its license.

Despite the numerous reasons it wouldn’t make sense for Starlink 5-1 to be SpaceX’s first Starlink VLEO launch, almost 2500 of SpaceX’s approved VLEO satellites were intended to operate in a 336-kilometer (~209 mi) orbit inclined by 42 degrees – oddly similar to the 338-kilometer (~210 mi), 43-degree orbit SpaceX appears to be targeting with Starlink 5-1.

A surprise VLEO launch is a very unlikely explanation, but it’s only marginally stranger than the alternatives: that Starlink 5-1 is a V1-sized V2 launch with no prior mention or warning, a V1 launch to an orbit that would explicitly violate SpaceX’s Starlink V1 FCC license, or a paperwork error that has propagated so far that SpaceX distributed incorrect orbit information (which could threaten other satellites and rockets) less than two days before liftoff.

Thankfully, there is one last explanation – raised after this article was published – that appears to be much more likely. In response to a tweet summarizing these claims, astrophysicist Jonathan McDowell noted that SpaceX had, in fact, mentioned a third smaller Starlink V2 satellite variant in an October 2022 FCC filing that fell mostly under the radar. In that filing, SpaceX told that FCC it was developing three variants, not two. The smallest variant was said to weigh 303 kilograms and featured dimensions seemingly identical to SpaceX’s existing V1.5 satellites, which are estimated to weigh around 307 kilograms. SpaceX also stated that initial Falcon 9 launches will carry “approximately twenty to sixty satellites,” again confirming that V2 satellites could be about the same size and shape as V1.5 satellites.

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SpaceX’s decision to develop a V1.5-sized version of V2 satellites makes little sense in the context of Musk’s implicit claims that problems inherent to its smaller V1 satellites threaten the company’s solvency. It’s clearer than ever that the SpaceX CEO may have been stretching the truth of the matter to craft an existential threat that might encourage employees to work longer hours. Still, developing and launching a V1.5-sized V2 satellite variant and beginning to launch those satellites while SpaceX’s Starlink Gen1 is more than 25% incomplete is confusing at best.

Regardless of what it’s carrying or why, a SpaceX Falcon 9 rocket is scheduled to launch Starlink 5-1 out of Florida’s Cape Canaveral Space Force Station (CCSFS) no earlier than 4:40 am EST (09:40 UTC) on Wednesday, December 28th.

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 Cybercab spotted with interesting charging solution, stimulating discussion

The port is located in the rear of the vehicle and features a manual door and latch for plug-in, and the video shows an employee connecting to a Tesla Supercharger.

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Credit: What's Inside | X

Tesla Cybercab units are being tested publicly on roads throughout various areas of the United States, and a recent sighting of the vehicle’s charging port has certainly stimulated some discussions throughout the community.

The Cybercab is geared toward being a fully-autonomous vehicle, void of a steering wheel or pedals, only operating with the use of the Full Self-Driving suite. Everything from the driving itself to the charging to the cleaning is intended to be operated autonomously.

But a recent sighting of the vehicle has incited some speculation as to whether the vehicle might have some manual features, which would make sense, but let’s take a look:

The port is located in the rear of the vehicle and features a manual door and latch for plug-in, and the video shows an employee connecting to a Tesla Supercharger.

Now, it is important to remember these are prototype vehicles, and not the final product. Additionally, Tesla has said it plans to introduce wireless induction charging in the future, but it is not currently available, so these units need to have some ability to charge.

However, there are some arguments for a charging system like this, especially as the operation of the Cybercab begins after production starts, which is scheduled for April.

Wireless for Operation, Wired for Downtime

It seems ideal to use induction charging when the Cybercab is in operation. As it is for most Tesla owners taking roadtrips, Supercharging stops are only a few minutes long for the most part.

The Cybercab would benefit from more frequent Supercharging stops in between rides while it is operating a ride-sharing program.

Tesla wireless charging patent revealed ahead of Robotaxi unveiling event

However, when the vehicle rolls back to its hub for cleaning and maintenance, standard charging, where it is plugged into a charger of some kind, seems more ideal.

In the 45-minutes that the car is being cleaned and is having maintenance, it could be fully charged and ready for another full shift of rides, grabbing a few miles of range with induction charging when it’s out and about.

Induction Charging Challenges

Induction charging is still something that presents many challenges for companies that use it for anything, including things as trivial as charging cell phones.

While it is convenient, a lot of the charge is lost during heat transfer, which is something that is common with wireless charging solutions. Even in Teslas, the wireless charging mat present in its vehicles has been a common complaint among owners, so much so that the company recently included a feature to turn them off.

Production Timing and Potential Challenges

With Tesla planning to begin Cybercab production in April, the real challenge with the induction charging is whether the company can develop an effective wireless apparatus in that short time frame.

It has been in development for several years, but solving the issue with heat and energy loss is something that is not an easy task.

In the short-term, Tesla could utilize this port for normal Supercharging operation on the Cybercab. Eventually, it could be phased out as induction charging proves to be a more effective and convenient option.

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Tesla confirms that it finally solved its 4680 battery’s dry cathode process

The suggests the company has finally resolved one of the most challenging aspects of its next-generation battery cells.

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tesla 4680
Image used with permission for Teslarati. (Credit: Tom Cross)

Tesla has confirmed that it is now producing both the anode and cathode of its 4680 battery cells using a dry-electrode process, marking a key breakthrough in a technology the company has been working to industrialize for years. 

The update, disclosed in Tesla’s Q4 and FY 2025 update letter, suggests the company has finally resolved one of the most challenging aspects of its next-generation battery cells.

Dry cathode 4680 cells

In its Q4 and FY 2025 update letter, Tesla stated that it is now producing 4680 cells whose anode and cathode were produced during the dry electrode process. The confirmation addresses long-standing questions around whether Tesla could bring its dry cathode process into sustained production.

The disclosure was highlighted on X by Bonne Eggleston, Tesla’s Vice President of 4680 batteries, who wrote that “both electrodes use our dry process.”

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Tesla first introduced the dry-electrode concept during its Battery Day presentation in 2020, pitching it as a way to simplify production, reduce factory footprint, lower costs, and improve energy density. While Tesla has been producing 4680 cells for some time, the company had previously relied on more conventional approaches for parts of the process, leading to questions about whether a full dry-electrode process could even be achieved.

4680 packs for Model Y

Tesla also revealed in its Q4 and FY 2025 Update Letter that it has begun producing battery packs for certain Model Y vehicles using its in-house 4680 cells. As per Tesla: 

“We have begun to produce battery packs for certain Model Ys with our 4680 cells, unlocking an additional vector of supply to help navigate increasingly complex supply chain challenges caused by trade barriers and tariff risks.”

The timing is notable. With Tesla preparing to wind down Model S and Model X production, the Model Y and Model 3 are expected to account for an even larger share of the company’s vehicle output. Ensuring that the Model Y can be equipped with domestically produced 4680 battery packs gives Tesla greater flexibility to maintain production volumes in the United States, even as global battery supply chains face increasing complexity.

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Tesla Giga Texas to feature massive Optimus V4 production line

This suggests that while the first Optimus line will be set up in the Fremont Factory, the real ramp of Optimus’ production will happen in Giga Texas.

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Credit: Tesla/YouTube

Tesla will build Optimus 4 in Giga Texas, and its production line will be massive. This was, at least, as per recent comments by CEO Elon Musk on social media platform X.  

Optimus 4 production

In response to a post on X which expressed surprise that Optimus will be produced in California, Musk stated that “Optimus 4 will be built in Texas at much higher volume.” This suggests that while the first Optimus line will be set up in the Fremont Factory, and while the line itself will be capable of producing 1 million humanoid robots per year, the real ramp of Optimus’ production will happen in Giga Texas. 

This was not the first time that Elon Musk shared his plans for Optimus’ production at Gigafactory Texas. During the 2025 Annual Shareholder Meeting, he stated that Giga Texas’ Optimus line will produce 10 million units of the humanoid robot per year. He did not, however, state at the time that Giga Texas would produce Optimus V4. 

“So we’re going to launch on the fastest production ramp of any product of any large complex manufactured product ever, starting with building a one-million-unit production line in Fremont. And that’s Line one. And then a ten million unit per year production line here,” Musk stated. 

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How big Optimus could become

During Tesla’s Q4 and FY 2025 earnings call, Musk offered additional context on the potential of Optimus. While he stated that the ramp of Optimus’ production will be deliberate at first, the humanoid robot itself will have the potential to change the world. 

“Optimus really will be a general-purpose robot that can learn by observing human behavior. You can demonstrate a task or verbally describe a task or show it a task. Even show it a video, it will be able to do that task. It’s going to be a very capable robot. I think long-term Optimus will have a very significant impact on the US GDP. 

“It will actually move the needle on US GDP significantly. In conclusion, there are still many who doubt our ambitions for creating amazing abundance. We are confident it can be done, and we are making the right moves technologically to ensure that it does. Tesla, Inc. has never been a company to shy away from solving the hardest problems,” Musk stated. 

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