News
SpaceX beats Falcon 9 recovery records after company’s heaviest launch ever
Completed on May 30th, SpaceX’s latest Falcon 9 booster recovery smashed several internal speed records, unofficially cataloged over the years by watchful fans.
In short, as the company’s experienced recovery technicians continue to gain experience and grow familiar with Falcon 9 Block 5, the length of booster recoveries have consistently decreased in the 12 months since Block 5’s launch debut. Already, the efficiency of recovery processing has gotten to the point that – once SpaceX optimizes Block 5’s design for refurbishment-free reuse – there should be no logistical reason the company can’t fly the same booster twice in ~24-48 hours.
The road to rapid reusability
Rarely will it make headlines, but the fact remains that SpaceX’s ultimate goal is not just to reuse Falcon 9 (and other) boosters, but to do so with a level of routine efficiency approaching that of modern passenger aircraft. It’s reasonable to assume that chemical rockets might never reach those capabilities, but they may certainly be able to improve enough to radically change the relationship between humans and spaceflight.
Along that line of thinking, SpaceX CEO Elon Musk decided years ago that an excellent representative goal for Falcon 9 would be to launch the same booster twice in 24 hours. In the last year or so, that largely arbitrary target has changed a bit and is now believed to be a bit wider, aiming for booster reuse within a few days of recovery. This is a pragmatic adjustment more than a technical criticism of Falcon 9.
In general, Falcon 9 simply doesn’t have the performance necessary for routine reusability timelines measured in hours. The majority of SpaceX launches need enough of Falcon 9’s performance to necessitate recovery aboard one of SpaceX’s two drone ships, typically stationed at least a 200-300 km (100-200 mi) offshore. That fact alone almost single-handedly kills any chance of sub-24-hour booster reuse, given that the process of towing the booster-carrying drone ship back to port happens at a max speed of ~10 mph (15 km/h). Just gaining permission to enter the port itself often involves waits of 6+ hours a few miles offshore.
Low orbit, low mass Falcon 9 missions are much more promising for extremely rapid reusability, given that both of SpaceX’s West and East coast landing zones are located just a few miles (or less than 1500 feet, in the case of LZ-4) from their corresponding launch pads and processing facilities. However, these missions are quite rare, while SpaceX’s own low Earth orbit (LEO) Starlink launches will likely involve payloads so heavy that long-distance drone ship recoveries will be necessary.


Finally, there are Falcon Heavy launches, most of which will allow for both side boosters to return to the Florida coast for landings at LZ-1/LZ-2. However, these pose their own barriers to rapid reuse, mainly due to the fact that side boosters – while technically just Falcon 9 boosters – would need major changes to support a single-stack Falcon 9 launch. Falcon Heavy launches simply aren’t going to happen back-to-back over a period of 24-48 hours, so that option is also out of the question.
This means that SpaceX’s only real option for practical rapid reuse is to instead focus on something closer to a weekly launch capability for Block 5 boosters, meaning that the same booster would be able to launch, land, return to shore, and prepare for the next launch in the same week. Even then, launch site readiness may still stand in the way of truly radical improvements in booster reuse and launch frequency. After each launch, SpaceX’s pads and transporter/erectors take a significant beating, requiring routine repairs and maintenance before returning to flight-readiness. Barring major improvements, SpaceX has demonstrated minimum launch-to-launch times of roughly 10 days, and cutting that figure by 50-90% will be a major challenge for a rocket as powerful as Falcon 9.
B1049 takes a step forward
Despite the many logistical reasons that Falcon 9 will likely never lend itself to routine ~24-hour reusability, having that latent capability would still mean that the hardware is advanced enough to offer that efficiency. Even if SpaceX can’t literally fly each booster at its operational capacity, nearly refurbishment-free reflights will still translate into dramatically lower launch costs. Modern civilian aircraft need not fly every second of every day to still be affordable to operate (excluding amortization costs).
Ultimately, SpaceX has been taking small steps in that direction ever since the company began recovering (and reusing) Falcon 9 boosters. Falcon 9 B1049’s third recovery has been one of the best (and most record-breaking) steps yet, but those records were only just broken The most significant statistic to come out of the post-Starlink v0.9 recovery is that B1049.3 took less than 30 hours to go from docking in port to being horizontal on a SpaceX booster transporter. The previous record-holder was Falcon 9 B1046.2, requiring approximately 40 hours for the same feat. B1049.3 also holds the record for fastest recovery overall – just 48 hours from docking to being transported to a SpaceX hangar – but only beat B1051 by about half an hour. In general, Falcon 9 Block 5 has been privy to consistently quick recovery operations and B1049 is just the latest in a long line of reusable SpaceX rockets.



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Elon Musk
How to use Grok Bot to block spam calls and texts
Musk told users to ask Grok Bot to scrub their phone numbers from spam lists.
Elon Musk has a new use case for Grok Bot, and it is the spam call. On Thursday he replied to an X user named Arash with a short instruction: “Ask your @Grok @Bot to remove your phone number from spam call & text lists!” Arash had said he got tired of the calls, had an AI bot find his number on listing sites and file removal requests, and packaged the process as a free skill for others.
The skill is called Spam-Call Scrubber, which is described to find a phone number on people search sites and data brokers, submits the opt outs, completes the confirmation emails those sites send back, and rechecks on a schedule the user picks. Using it requires the Grok Bot app. The pitch is time saved, since most broker opt outs sit behind separate forms on separate sites.
Ask your @Grok @Bot to remove your phone number from spam call & text lists!
— Elon Musk (@elonmusk) October 15, 2026
Musk said Grok Bot now gives each bot its own email address, and that it can detect scam emails. On Thursday he also said SpaceX would make users whole if the bot botches a purchase or leaks a card, then told users to shop away from Amazon after the retailer blocked the agent, as Teslarati reported. The terms of service we reviewed at the time put responsibility for what an agent does on the user.
For Tesla owners, Grok Bot is not just a phone app. Tesla brought Grok Bot into its vehicles on September 22, and we argued earlier this week that the Cybercab’s real advantage may be the errands it runs during a ride. Every Cybercab and the rest of the Model Y Robotaxi fleet has it enabled. The more routine tasks like this one become, the more a rider has reason to hand over something personal in the back seat.
The new Spam-Call Scrubber skill can be downloaded for free and works on sites that honor removal requests, while noting that listings can reappear, and illegal robocallers do not check any registry. Whether Spam-Call Scrubber cuts anyone’s call volume is something the first wave of users will find out, and Musk’s endorsement guarantees that wave is coming.
Investor's Corner
Tesla’s flying Roadster just revealed something bigger than the car
Analysts say the Roadster demo puts a Tesla and SpaceX merger back on the table.
The Roadster unveiling near Waco ended Thursday night, and by Friday morning much of the investor reaction had less to do with the car than with who owns the rocket technology inside it.
Wedbush analyst Dan Ives said the event “puts the Tesla/SpaceX relationship on the table in a tangible way,” pointing to the propulsion, pressure vessel and control hardware sitting on a Tesla product. Gene Munster of Deepwater Asset Management called the demo “a ridiculous display of engineering” with “no commercial value” beyond embarrassing traditional automakers, though he said it showed Musk wants the two companies together.
The more specific forecast came a day earlier from Barclays. Analyst Dan Levy told clients a deal could be announced before Tesla’s annual meeting, which must happen by December 6, and that an announcement in late October or early November could make shareholder approval harder. Barclays expects SpaceX to be the buyer in an all stock deal, with Tesla holders receiving SpaceX shares at a premium, based on market values of roughly $2.1 trillion for SpaceX and $1.5 trillion for Tesla. If nothing lands around the meeting, the bank still sees an announcement within 6 to 12 months.
The Roadster demo just added more weight to merger speculations. Tesla’s demo used cold gas thrusters and pressure tanks of the kind SpaceX uses on Falcon 9, and Musk described the car as a collaboration between Tesla and SpaceX engineers, as we mentioned in our breakdown of the three Roadster configurations.
Musk has not publicly addressed a deal since the event, as far as we have seen. His most direct answer remains the one he gave at the All In Summit, when he said that with so much collaboration, “who can imagine what action one might take” without ruling anything out. Ives has held to a 2027 timeline since his March note, and Musk pushed back on the China piece of the speculation when ARK floated a year end announcement in August.
The next test is Tesla’s third quarter earnings call on October 21. However, we recall in July that Musk told analysts, “we can’t talk about combining companies and that kind of thing on an earnings call,” so a clear answer wouldn’t be expected.
News
How Tesla’s Roadster fan system and thrusters are built to dominate the corners
Tesla’s Roadster uses fans, active wings and cold gas thrusters to create grip at any speed.
Tesla’s new Roadster is best known for flipping through the air in Texas, but the technology that matters most for a race track is the stuff that keeps it on the ground. Tesla’s Roadster page describes a multi-mode fan and ground sealing system that acts as a downforce generator, pulling air out from beneath the car. Tesla says it provides enough suction to hold the vehicle upside down, even when stationary.
That is the key difference from the wings and diffusers on a normal supercar. Conventional aero only makes downforce when the car is moving, and it grows with speed, so a car has the least grip in the slow corners and under hard braking. A fan system makes downforce at any speed. Tesla’s patent, which we covered last year, describes fans and deployable skirts that create sealed or partially sealed regions under the car, with the fans extracting air to lower the pressure and increase grip and stability.
Still processing this … the most unreal thing I’ve seen. https://t.co/HtEuvnkZjY
— TESLARATI (@Teslarati) October 16, 2026
Tesla pairs that with active wings, a next generation steer by wire system and a Track Mode that lowers the car and changes the suspension, with high downforce and low drag settings for the circuit. To keep weight down, Tesla points to magnesium, titanium and carbon fiber, manual controls and a fixed seat position, which it says lets the car respond to driver inputs almost instantly.
Tesla Roadster: Three configs, one can fly, 0-60 in 0.8 seconds
The cold gas thrusters are the other half. On the Thrust version they sit at the rear and Tesla says they take the car from 0 to 60 mph in under 0.9 seconds, while the Rocket version adds perimeter thrusters for forward, upward and lateral rotational movement. Tesla says the all electric actuators make micro adjustments within a fraction of a second.
Roadster transforms in Track Mode
These aero features aren’t just for looks: they provide the best passive downforce package of any road car (approaching F1 levels!) with wing actuation driven by the @Tesla_Optimus actuator system https://t.co/AqrC4qUga9
— Tesla (@Tesla) October 16, 2026
Musk has been talking about records for years. In June 2019 he said, “We’re going to do things with the new Roadster that are kind of unfair to other cars.” That September, when a follower asked whether the Roadster would beat the Nürburgring production car record, he replied with one word, “Absolutely,” as we reported at the time. In February 2024 he said Tesla had “radically increased the design goals” for the car and that its sub one second 0 to 60 time would be “the least interesting part.”
There are caveats. Tesla has not published a lap time or a verified cornering figure, so the record talk is still a promise rather than a result. Tesla also says the car is not approved for public road use, and the thruster features are limited to the Rocket trim, which is invite only. Fan cars have also been banned or withdrawn before, and getting a sealed underbody to work on a rough public road is a harder problem than on a smooth track. The first real test will be an official lap at a circuit.