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SpaceX readies for astronaut capsule recovery backup plan as rocket drone ship deploys to landing zone
Mission objectives of the SpaceX Crew Dragon Demo-2 test flight, have already commenced days ahead of the scheduled launch attempt. On Wednesday, May 27th at 4:33 pm EDT, Elon Musk’s rocket launching – and landing – company, SpaceX, will set out to achieve more firsts than it has ever attempted in one launch. The final Crew Dragon test flight will shuttle NASA astronauts Bob Behnken and Doug Hurley to the International Space Station for the very first time. Along with the primary mission objective to deliver the astronauts safely, many secondary objectives are built into the mission profile. One of which is autonomously turning the Falcon 9 booster around shortly after launch to land on a floating barge in the middle of the Atlantic Ocean.
During the late hours of Saturday, May 23rd, a trusted veteran member of the SpaceX fleet of recovery vessels, Tug Hawk, returned to Port Canaveral to transport SpaceX’s autonomous spaceport drone ship, Of Course I Still Love You (OCISLY) to the designated booster recovery zone some 510km downrange. It seems that Tug Hawk and its crew returned specifically to assist with the recovery efforts of SpaceX’s highest-profile launch to date as there was already another tug at Port Canaveral available to assist that was not used. The arrival was captured by long-time port activity documenter, Julia Bergeron, and reported by the unofficial Twitter SpaceX recovery vessel tracking account, SpaceXFleet.
The SpaceX recovery fleet portion of the Demo-2 mission got underway on the morning of Sunday (May 24th). Space Coast local Greg Scott was at Port Canaveral to capture Tug Hawk’s departure with OCISLY in tow just twelve hours after arriving. About an hour later, the OCISLY support vessel that carries cargo and crew essential for booster recovery efforts, GO Quest, departed. It will take Tug Hawk and OCISLY approximately two days to travel to the recovery zone, arriving about 24 hours before the launch attempt.
The propulsive landing of a booster at sea is not a new concept for SpaceX. However, it is a practice that can be somewhat tricky to get right every time due to a multitude of factors. Recently, SpaceX suffered the loss of the Falcon 9 boosters B1056 and B1048 following recent Starlink satellite launches. Both boosters suffered unrelated issues with high winds and software glitches resulting in failed attempts to stick the landing on OCISLY. However, SpaceX successfully demonstrated the reliability of the Falcon 9 landing capability with the flawless launch and landing of the April 22nd Starlink Falcon 9 B1051 booster.
A special circumstance of the Demo-2 mission is the added recovery requirements of the Crew Dragon capsule. With Crew Dragon launching from LC-39A at the Kennedy Space Center in Florida and splashdown designated for the Atlantic Ocean, various recovery zones span almost the entire length of the United States’ eastern seaboard and across the Atlantic Ocean to Ireland. Special recovery zones also are located throughout the Gulf of Mexico.
Typically, the recovery of a crew capsule would only be thought to occur upon mission end when it is on approach for splashdown after re-entry. However, the specially equipped SpaceX Crew Dragon recovery vessels, GO Searcher and GO Navigator, are required to be able to respond to a number of locations during launch and through the entire duration of Crew Dragon’s time on orbit chasing down the International Space Station prior to docking – for Demo-2 that will be nineteen hours. This is to ensure that in the unlikely event of Crew Dragon experiencing an emergency pad or launch abort scenario, the crew aboard can be safely rescued.
To this end, GO Searcher departed Port Canaveral days ago destined for the Naval Air Station in Pensacola on Florida’s west coast. GO Navigator will remain at Port Canaveral until Crew Dragon returns for a splashdown following the conclusion of Demo-2. Dual Dragon recovery vessels stationed on either side of Florida ensures that Hurley and Behnken can be rescued should they require emergency recovery.
Should Demo-2 pass SpaceX’s upcoming final Launch Readiness Review scheduled for Monday, May 25th, all will proceed toward the launch attempt on Wednesday, May 27th at 4:33 pm EDT.
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SpaceX’s Raptor engine family has steadily increased sea-level thrust while simultaneously reducing mass, turning iterative engineering gains into substantially higher performance for the Super Heavy booster. CEO Elon Musk shed more light on how powerful Raptor 4 will be, and it’s pretty crazy.
Raptor 1 delivered 185 metric tons of thrust at roughly 2,080 kilograms, while Raptor 2 raised that to 230 tons while cutting mass to about 1,630 kilograms. SpaceX data for Raptor 3 lists a target of 280 tons at 1,525 kilograms (with further reductions in associated vehicle hardware), while operational flight ratings have been cited near 250 tons.
This morning, Elon Musk stated that Raptor 4 is expected to reach 300 tons of sea-level thrust at roughly the same mass as Raptor 3. Across these versions, thrust has risen by more than 60 percent from the first engines while engine mass has fallen, producing a sharp improvement in thrust-to-weight ratio. This is a true testament to how great SpaceX engineering has been:
🚀 Elon says Raptor 4 will make 300 tons of thrust at sea level at roughly the same mass as Raptor 3.
How far Raptor has come:
Raptor 1: 185 tf, 2,080 kg
Raptor 2: 230 tf, 1,630 kg
Raptor 3: 250 tf, 1,525 kg
Raptor 4: 300 tf33 on Super Heavy = ~9,900 tf, nearly 3x Saturn V https://t.co/HQDswZhyvL
— TESLARATI (@Teslarati) October 26, 2026
With 33 engines on SuperHeavy, the jump from earlier versions to a 300-ton Raptor 4 would produce roughly 9,900 metric tons of total liftoff thrust, nearly three times the Saturn V’s approximately 3,400 metric tons from its five F-1 engines.
This is not just a larger number on a data sheet, either, as sea-level thrust is the force available the moment the vehicle leaves the pad. This is when it is heaviest and still deep in Earth’s gravity well and dense atmosphere.
Higher levels of sea-level thrust directly improves the initial thrust-to-weight ratio of the full stack. A higher ratio produces faster acceleration off the pad, which shortens the time the rocket has to spend fighting gravity, and gravity losses during the first minute or two of the flight are a major drain on total available delta-v. Every second shaved off of that early climb preserves more propellant energy for reaching orbital velocity or for carrying extra payload.
Because Super Heavy’s engine count is constrained by vehicle diameter and packing density, increasing thrust per engine is the most straightforward way to raise total liftoff performance without redesigning the booster structure or design.
The same-mass target for Raptor 4 is equally important. Holding engine mass roughly constant while raising thrust improves the engine’s own thrust-to-weight ratio and reduces the structural and propellant mass fraction that must be carried solely to support the engines.
Earlier Raptor iterations also simplified or eliminated extensive vehicle-side hardware such as heat shields. These gains compound: more force for less installed mass leaves additional capacity for propellant, payload, or operational margins such as engine-out capability.
For Starship’s architecture, the practical effects are large. Greater liftoff thrust supports heavier vehicles, larger propellant loads, and higher payloads to low Earth orbit, figures SpaceX has targeted in the 100-plus-ton reusable range. That capacity underpins orbital refueling, lunar missions, and eventual Mars cargo and crew flights.
Continued growth in sea-level thrust therefore tightens the gap between theoretical rocket performance and the high flight rates and reusability needed to make large-scale space transport practical.
Tesla has expanded its Tesla Assisted Driving (TAD) suite to its tenth European country, as Latvia joined a growing list of European Union member states authorizing the company’s advanced driver assistance technology.
Tesla Europe announced this morning that the system is now approved in Latvia, with a software rollout to begin soon.
The approval and rollout follow recognition of a provisional European type approval originally granted by the Netherlands’ RDW authority on April 10.
🚨 Latvia has just received approval for Tesla Full Self-Driving (Supervised)
This is the 10th country in the EU to gain approval:
1. Netherlands — 10 April 2026 (original RDW approval)
2. Lithuania — 20 May 2026
3. Estonia — 29 May 2026
4. Denmark — 9 June 2026
5. Belgium — 10 June 2026
6. Slovenia — 7 September 2026
7. Czechia — 21 September 2026
8. Croatia — 29 September 2026
9. Slovakia — 16 October 2026— TESLARATI (@Teslarati) October 26, 2026
Latvia’s Road Traffic Safety Directorate (CSDD) evaluated the Dutch documentation, coordinated with the other national authorities, and reviewed updates from Tesla. These included tightened limits on speed offsets, automatic resets of any manual speed adjustments after each trip, and stronger driver monitoring.
In Europe, the feature is marketed as Tesla Assisted Driving after a recent rule change that labeled the name “Full Self-Driving” as misleading.
The system remains an SAE Level 2 driver assistance tool, not unsupervised autonomy. It can control speed, steering, braking, lane changes, and intersections while following a navigation route. Drivers need not keep their hands on the wheel at all times, yet they must continuously monitor the road and be prepared to intervene immediately.
The sequence of EU recognitions began with the Netherlands in April and continued through Lithuania, Estonia, Denmark, Belgium, Slovenia, Czechia, Croatia, and Slovakia. Most have relied on mutual recognition of the single Dutch provisional approval rather than independent national testing.
These national clearances do not yet constitute bloc-wide authorization. An EU-wide decision requires a qualified majority in the Technical Committee on Motor Vehicles: at least 15 of 27 member states representing 65 percent of the EU population. Larger markets, like Germany, France, and Italy, remain under review, and a vote is expected this December.
However, for Latvian Tesla owners with compatible vehicles and software, the imminent rollout expands access to the supervised system while underscoring that attentive human oversight remains essential.
Tesla expanded its Robotaxi geofence in Houston, Texas, today, enlarging the service area and drawing a new rocket-shaped boundary across the city’s northwestern and central parts.
Although CEO Elon Musk said it was just a coincidence, the expansion seems to be an ode to SpaceX and its potential merger with Tesla.
🚨 Tesla has just expanded its Robotaxi geofence in Houston
It looks a lot like a rocket — we all remember the shape in Austin 🤣 https://t.co/cFOPEuiJ4u
— TESLARATI (@Teslarati) October 26, 2026
The official Tesla Robotaxi account announced the change with the lines “Houston, we have liftoff” and “Bigger service area now live,” pairing them with a map overlay.
The prior white geofence, roughly 25 square miles covering Jersey Village, Harvest Bend, and the Willowbrook corridor along U.S. 290 and State Highway 249, now sits inside a larger blue zone that stretches southeast toward Bellair and closer to central Houston.
Houston’s Robotaxi service launched on April 18, 2026, the same day as Dallas, as Tesla’s first unsupervised public expansion beyond Austin. From the start, the vehicles were Model Ys running without anyone in the front seats, booked through the dedicated Tesla Robotaxi app and open to the public inside the geofence.
Trackers measured the initial zone at about 25 square miles; by late September it had not grown substantially. Community and registry data indicated a modest local fleet of unsupervised Model Ys, while dozens to nearly 200 Cybercabs, the purpose-built, steering-wheel-free two-seaters, have been spotted staging and testing in Houston lots, though public Cybercab rides remain limited to Austin for now.
Across the broader Robotaxi program, Tesla began public Robotaxi rides in Austin in June 2025, as a small geofence and vehicles with safety monitors became available for a ride-hailing service. Later on, Tesla removed the monitors and steadily expanded the service area until it covered most of the Austin metro area.
Unsupervised Robotaxi services now run in six cities: Austin, Dallas, Houston, Miami, Orlando, and Tampa. Cumulative driverless miles reported by the company have reached several million. The Cybercab entered public service in Austin in early September 2026 and has scaled rapidly there. The company has also said that Dallas is next for Cybercab rides in November, with further cities and 24/7 hours targeted by year-end, plus fleet-operator sales of the vehicle.
Waymo also operates a fully driverless service in Houston, which has been open to the public since August of this year.
The Houston expansion continues Tesla’s pattern of starting with tightly controlled validation zones before widening coverage as real-world data accumulates, while the rocket motif on the map underscores the company’s habit of injecting visual flair into its autonomy rollout.
Riders inside the new boundary can request unsupervised Model Y trips in the Robotaxi app; exact operating hours and further Cybercab availability remain subject to app updates and company statements.
How SpaceX Is raising Raptor’s sea-level thrust while holding engine mass steady
Tesla Assisted Driving expands to tenth EU country
