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SpaceX Falcon 9 “fleet leader” returns to port after record reuse
SpaceX is well and truly 70% of the way to a longstanding rocket reusability target after successfully launching and landing the same Falcon 9 booster on seven orbital-class missions.
Known as Falcon 9 B1049, the record-breaking rocket booster and new “fleet leader” safely returned to Port Canaveral aboard drone ship Of Course I Still Love You (OCISLY) on Saturday, November 28th. Aside from a minor hiccup and 24-hour delay from a vague need for “additional mission assurance,” Falcon 9’s seventh-flight debut was as flawless as ever, simultaneously marking the rocket’s 100th launch overall and 99th success after a decade of operation.
Crystallized in May 2018 and floated many times before by CEO Elon Musk in years prior, SpaceX’s primary goal for Falcon 9 reusability has been ten flights per booster with near-zero refurbishment between launches for several years. As such, Falcon 9 B1049’s latest success means that SpaceX is just three flights away from crossing that partly symbolic but still spectacular milestone.
For as long as SpaceX and Musk have been transparent about their desire to implement reusability into orbital-class rockets, entrenched competitors like Arianespace and United Launch Alliance (ULA) have almost continuously responded with vague internal studies that conclude that changing their ways is counterproductive. Often, somewhat arbitrary figures arise, with ULA executives frequently falling back on the excuse that SpaceX-style reusability only makes financial sense if a booster fleet averages at least ten flights each.
Arianespace executives have echoed similar sentiments over the years and more recently implied that it would only ever make sense to invest in SpaceX-style reusability if the conglomerate could guarantee at least 30 launch contracts annually.
Instead of complaining and splitting theoretical hairs for the better part of a decade, SpaceX simply started working. After many tries, the first successful Falcon 9 booster landing came in December 2015. ~15 months later, SpaceX reused an orbital-class rocket booster on a commercial mission for the first time ever. Another 14 months after that, Falcon 9 Block 5 debuted with a bevy of upgrades focused on reusability and reliability, and that same Falcon 9 booster became the first to launch on three orbital-class missions just seven months later.
Falcon 9 B1049 debuted in September 2018. 26 months later, the rocket has completed its seventh successful launch and landing, averaging one orbital satellite launch every ~110 days – an impressive feat for the fourth Block 5 booster ever built. Newer boosters like Falcon 9 B1058 are already improving on the records of their predecessors, managing an average of one launch every 60-80 days.
Even if ten flights were to inexplicably become a permanent design limit for all Falcon operations, SpaceX’s current fleet of eight flight-proven Falcon 9 boosters would still be capable of singlehandedly supporting at least 54 more launches, with another 16 on top of that if two dormant Falcon Heavy side boosters are converted for single-core use. SpaceX is unlikely to stop producing Falcon boosters for at least another year or two, adding at least 6-10 more first stages to the fleet to support dozens of crucial Falcon 9 and Falcon Heavy launches over the next 5-10 years.
In simpler terms, it’s almost time for SpaceX’s competitors to move their goalposts again. If B1049 can mirror its 2020 average of one launch every ~80 days, the Falcon 9 booster could be ready for its tenth flight as early as Q3 2021 (with B1051 not far behind it).
Tesla has reached a notable benchmark in its autonomous driving program after its Robotaxi fleet surpassed one million miles of unsupervised operation. The company made the announcement during its Cybercab event in Austin on September 3.
Tesla Vice President of AI Ashok Elluswamy told attendees he was happy to report the fleet had achieved one million miles of unsupervised Robotaxi operation as a testament to safety.
The new total marked a sharp increase from the 380,000 unsupervised miles Tesla disclosed during its second-quarter 2026 earnings update in late July.
In roughly six weeks, the company added about 620,000 miles. That acceleration followed Tesla’s decision to remove in-vehicle safety monitors from most of its operations outside the San Francisco Bay Area.
Credit: Tesla
Tesla first launched Robotaxi service in Austin in June 2025 with safety drivers present. It later began fully unsupervised rides and expanded into Dallas, Houston, Miami, Orlando, and Tampa. The San Francisco Bay Area remains the exception, where a safety monitor still rides in the vehicle under California permitting rules.
The company has not released a city-by-city breakdown of the one million unsupervised miles.
The milestone arrived as Tesla began offering public Cybercab rides in Austin. The purpose-built vehicle has no steering wheel or pedals and is designed only for autonomous ride-hailing. Production versions joined the existing fleet of modified Tesla vehicles already operating in the service.
Tesla’s unsupervised mileage is growing at a double-digit weekly rate according to earlier company comments, yet its fleet size remains modest compared with established competitors. Waymo has accumulated more than 200 million fully autonomous rider-only miles. Tesla has described its own unsupervised operations as having recorded zero notable incidents in the period leading up to the July update.
The one-million-mile figure reflects Tesla’s shift from supervised testing to broader driverless service in multiple states. It also highlights the company’s strategy of using both existing Model Y vehicles and the new Cybercab to scale its network.
Credit: Tesla
Whether the rapid recent growth continues will depend on further city expansions, regulatory approvals, and the performance of the purpose-built Cybercab in everyday paid rides. Tesla has not specified how many of the latest miles involved the new vehicle versus the rest of the fleet.
The announcement underscores Tesla’s progress toward a larger robotaxi network while illustrating the remaining gap in total autonomous experience relative to longer-operating rivals.
Tesla AI lead Ashok Elluswamy said this week that 24-hour Robotaxi service is close. Replying on X to a rider who wanted Cybercab trips all night, he wrote that the capability would arrive “next month or so” once “the next tech to merge on the v15 plan” is ready.
The comment landed on September 4, one day after Tesla opened public Cybercab rides in Austin. It is the clearest near-term timeline yet for overnight unsupervised operation. Tesla’s paid Robotaxi network currently runs from 6 a.m. to 10 p.m. seven days a week across Austin, Dallas, Houston, Miami, Orlando, and Tampa.
next month or so. the next tech to merge on the v15 plan will enable it.
— Ashok Elluswamy (@aelluswamy) September 4, 2026
That 16-hour window is shorter than the 6 a.m. to 2 a.m. schedule the company used for much of the prior year.
Elluswamy did not name the specific feature or say whether the change would apply first to purpose-built Cybercabs, the existing Model Y fleet, or both. He also offered no city-by-city rollout list. The link to Full Self-Driving v15 is nevertheless significant.
Tesla has described v15 as a step-change architecture with seven parallel improvement tracks and roughly ten times more parameters than earlier builds. Early versions of that software already operate on the Robotaxi fleet and contain about 40 percent of the planned gains.
By July 2026, the unsupervised fleet had logged more than 380,000 miles across six cities in two states with what the company called an impeccable safety record and no notable incidents caused by the vehicles themselves. Tesla has repeatedly argued that camera-based end-to-end neural networks, rather than extra sensors, are the core of the solution.
Overnight service would test that claim in lower-light conditions and would also raise vehicle utilization, a key variable for Robotaxi unit economics. The company has already begun using public Superchargers at night and is building dedicated Robotaxi charging sites.
Riders have asked why software must change if the cars already drive in the dark. The practical answer appears to be reliability and scale: Tesla has held back mass expansion until more of the v15 stack is merged, citing the need for higher confidence before putting thousands of unoccupied vehicles on streets around the clock.
If the next module arrives on the timetable Elluswamy sketched, 24-hour service could begin in October 2026 in at least some markets.
That would mark a shift from a daytime-bounded pilot to a service that can run whenever demand exists, including the late-night hours that have so far remained out of reach.
Tesla is beginning to roll out Full Self-Driving Supervised v14.3.9 with a new active safety layer that can take control even when the driver is operating the car manually.
Tesla AI said the software can activate FSD on the driver’s behalf when an imminent collision is detected and Automatic Emergency Braking may not be enough. It may also engage if the system detects heavy distraction or an accidental FSD disengagement.
FSD Supervised v14.3.9 starting to roll out shortly
This release includes a new active safety feature set: FSD Supervised can now activate on your behalf when an imminent collision is detected and Automatic Emergency Braking (AEB) may not be enough.
It may also engage if we…
— Tesla AI (@Tesla_AI) September 4, 2026
The capability is essentially Automatic Collision Evasion. However, unlike conventional AEB, which mainly applies the brakes in a straight line, this feature can use steering, braking, and acceleration together if the car calculates that stopping alone will not prevent impact and a safer path exists. The system may change lanes or move toward a shoulder when conditions allow, then continue driving after the immediate threat is handled rather than simply coming to a stop.
The intervention is meant as a last-resort safety net, not a replacement for attentive driving.
Tesla Full Self-Driving v14.3.7 early review: FSD saved me from an accident
Tesla’s own description still frames FSD as supervised assistance. Secondary reports on internal release notes say the feature can fire while the car is being driven manually if cabin-camera monitoring suggests the driver is not sufficiently attentive, such as reaching toward the back seat, or if FSD appears to have been turned off unintentionally.
After the emergency maneuver, the car is expected to alert the driver and request a return to manual control.
The safety case is straightforward. Many collisions happen in the last second because a driver is looking away, fumbles a control, or faces an obstacle that braking cannot fully solve. A system that can both recognize that AEB is insufficient and execute a coordinated evasive path can reduce those remaining high-severity events.
Re-engaging after accidental disengagement also addresses a practical failure mode: a small steering nudge that drops FSD at the worst moment. The advantage is a background safety net that uses the same vision stack already running in v14, instead of leaving the car solely to emergency braking once the driver is no longer in command.
The feature still depends on FSD being enabled and, according to reports, an active FSD purchase or subscription. It does not make the vehicle unsupervised. Drivers remain responsible, and Tesla has not published how often the system is expected to intervene or how it will handle false positives.
If the rollout is conservative and the false-alarm rate stays low, the update is a meaningful step: FSD is no longer only a feature the driver turns on. In the rare moments when disaster is already forming, it can step in.
Tesla crosses major Unsupervised Self-Driving milestone
Tesla Robotaxi will be a 24/7 service: here’s when
