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SpaceX set for its most important launch ever as skies, seas threaten delays

A Crew Dragon spacecraft is set to perform what will arguably be the most important mission in SpaceX's history. (SpaceX)

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SpaceX remains on track for an inaugural NASA astronaut launch that will arguably be the most important single mission in the company’s history, although Florida’s summer weather continues to conspire to delay it.

Heavily dependent on Atlantic Ocean weather conditions, skies (and seas) thankfully appear to be clearing up on the home stretch to Crew Dragon’s Demo-2 astronaut debut. Set to be the first time NASA has launched its own astronauts in nearly a decade and the first time SpaceX (or any private company) has launched humans into orbit, the stakes have never been higher for the 18-year-old Elon Musk venture.

If successful, it will catapult the company into an unprecedented era, proving countless traditional aerospace naysayers wrong and beating the likes of Boeing to the punch — all with a self-built reusable rocket and spacecraft that are dramatically cheaper than their closest competitors. It will be the single most encouraging step SpaceX has taken towards the permanent settlement of the solar system. On the other side of the double-edged sword, if things go south, it’s hard to exaggerate the scale of the setback and road to retribution that would face the pioneering spaceflight company.

Crew Dragon and Falcon 9 stand tall at Pad 39A during the last sunset before their inaugural astronaut launch. (SpaceX)

For two interconnected reasons, SpaceX’s Crew Dragon astronaut missions are going to be extraordinarily sensitive to weather restrictions come launch day, a fact that has come to partially dominate the tone of Demo-2 preparations over the last few days. First and foremost, NASA’s single highest priority for crewed Commercial Crew Program (CCP) launches is and will continue to be astronaut safety.

If things go according to plan, Crew Dragon’s Demo-2 mission will also be the first time NASA astronauts have splashed down in the ocean since July 1975, when the space agency completed the last launch of an Apollo Command and Service Module (CSM). Recovering crewed spacecraft from the ocean carries numerous challenges and constraints with it, many of which involve specific spacecraft characteristics. For SpaceX and NASA, Crew Dragon will have fairly strict requirements for sea states and weather during astronaut splashdowns. Additionally, thanks to SpaceX’s innovative inclusion of a built-in abort system in the Crew Dragon capsule, the spacecraft will be able to abort at any point during launch, from before liftoff all the way to orbit.

Crew Dragon C201 is recovered from the Atlantic Ocean after the spacecraft’s first orbital launch, reentry, and landing. (NASA/Cory Huston)

As a direct result of that significant safety improvement, SpaceX and NASA are ironically going to have a more challenging time launching Crew Dragon as dozens of possible abort splashdown locations stretching across the Atlantic Ocean will have to be constantly monitored for weather violations. SpaceX Vice President of Build and Reliability Hans Koenigsmann described the method of weighing those dozens of sites as an extremely complex algorithm, suggesting that unacceptable weather in certain spots might not fully delay a launch opportunity.

Falcon 9 B1058 and Crew Dragon C206 are set for their inaugural astronaut launch. (NASA – Bill Ingalls)
There is currently a 40% chance of weather delays. (Richard Angle)

Still, adding in the need for SpaceX to attempt to recover Falcon 9 boosters on ocean-based drone ships like Of Course I Still Love You (OCISLY), which carries its own weather restrictions, the company’s astronaut launches are going to be extraordinarily sensitive to environmental factors. As of now, SpaceX’s inaugural astronaut launch remains technically on track to lift off at 4:33 pm EDT (20:33 UTC) on May 27th. The latest forecasts predict a 60% chance of favorable weather on Wednesday, up from 40% around 24 hours ago.

A backup window on May 30th shows a 70% chance of favorable weather, with both days primarily challenged by the likelihood of thunderstorms in and around Cape Canaveral. That forecast, however, doesn’t account for the dozens of locations in the Atlantic Ocean that will also need some level of favorable weather. To quantify the scale of weather-related challenges, Koenigsmann revealed in a prelaunch briefing that the weather component of the flight readiness review (FRR) alone involved a presentation with more than 60 slides. According to Elon Musk, NASA and SpaceX will decide later this morning whether the Atlantic Ocean is calm enough to proceed with Crew Dragon’s historic launch attempt.

SpaceX and NASA will both host livestreams of the Demo-2 mission beginning around noon EDT (16:00 UTC). Stay tuned for updates as we close in on the momentous occasion.

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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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SpaceX tells the FCC that Starship Flight 14 is going to orbit

SpaceX filed with the FCC for Starship Flight 14, its first true orbital launch attempt.

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SpaceX has asked the Federal Communications Commission for permission to fly Starlink terminals during Starship’s fourteenth flight test, and the filing lays out a genuine trip to orbit, something the program has never attempted.

Every Starship flight so far, including Flight 13’s successful splashdown in the Indian Ocean on July 24, has flown a suborbital arc that ends with the ship reentering the atmosphere within the same hour it launches. The FCC paperwork describes a mission profile built around an actual orbital insertion instead.

The payload is the other half of the story. Flight 13 carried 20 production Starlink V3 satellites, but because that mission never reached orbit, the satellites reentered along with the ship rather than joining the constellation, something Teslarati covered in detail after SpaceX released footage shot from one of those satellites as it drifted away from Starship in space. Flight 14 is designed to close that gap. If the orbital insertion holds, the roughly 20 V3 satellites onboard would separate into an operational orbit and could eventually go into service, each one rated for about 1 terabit per second of downlink capacity by SpaceX’s own account.

SpaceX announces new Starbase for ‘thousands of Starship launches annually’

Elon Musk first flagged the orbital attempt during SpaceX’s August 4 earnings call, the company’s first as a public entity following its June IPO under the ticker SPCX. He also floated catching the ship with the Starbase tower on the same flight, an idea he walked back on August 20, saying the catch attempt would more likely come “in a few months,” as Teslarati reported at the time. Flight 14 will instead target a splashdown for the ship in the Indian Ocean, the same recovery method used since Flight 12.

Hardware has been catching up to the ambition. Booster 21 completed a full 33-engine static fire on August 28, and Ship 41 finished its own six-engine test the week before. An airspace briefing circulated to pilots on August 20 listed September 15 as the target date, later than the end of August window Musk mentioned on the earnings call, though SpaceX has not confirmed a launch date publicly and Starship schedules routinely slip while hardware and FAA paperwork line up.

The FCC filing itself does not guarantee a launch date. It covers communications authority, and not flight readiness, considering SpaceX still needs Ship 41 fully stacked and cleared by the FAA before Flight 14 can fly. But the filing is a real marker of intent and it puts a specific regulatory process behind what had so far only been Musk’s word on the earnings call.

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Tesla Cybercab Event: what to expect from Austin

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Credit: Tesla

Tesla is set to launch Cybercab on Thursday at an event in Austin, Texas, which will officially bring the company’s first steering wheel-less and pedal-less vehicle to a limited number of consumers for the first time.

The event, which is invite-only, is still thin on details: we’ll be there, and it seems the event will be held at Gigafactory Texas, but the launch of this vehicle truly relies on it being operational outside of the factory and on public roads.

Nevertheless, there are some big things to expect, and other things to temper expectations on. For what it’s worth, we believe this event could be perhaps the biggest indication that Tesla is ready to truly enter a new phase and chapter in its historic story.

Tesla Cybercab’s First Foray into the Public with Real-World Riders

Cybercab will likely hit the streets of Austin and the surrounding areas, likely in the established geofence that Tesla has expanded on for the past 14 months. Just yesterday, Tesla expanded it once again by 9 percent.

Tesla will put, for the first time, a vehicle without any manual controls on public roads, likely without any help from teleoperators. This is a truly groundbreaking development if it comes through in this fashion: it would be groundbreaking for Tesla to roll out a truly driverless ride-hailing vehicle.

Cybercab Has Already Been Unveiled

This is not an unveiling event. Cybercab has been released for nearly two years, as Tesla first showed it to the public on October 10, 2024.

FIRST LOOK: Tesla ‘Cybercab’ Robotaxi makes its global debut

While there is some small speculation that Tesla could release the Roadster at the event as a surprise, it seems more likely the focus will be on the Cybercab and the huge accomplishment that will come with releasing a vehicle with no manual controls.

There Will Be a Lot of Hype

What’s important to remember about the Cybercab event is that Tesla will continue to prioritize safety and the rollout will likely be slow, just as it has been with Robotaxi.

One of the biggest complaints about Robotaxi is vehicle population, and the fact that the wait for a ride, at least in some instances, has been longer than most want to admit.

Tesla Cybercab fleet grows in Austin ahead of launch event

It will take time for this project to truly scale. It will take time for Tesla to roll this out in a large fashion. The important thing to note is that they are doing it, and they’re doing it with a vehicle that is completely engineered and built internally. That’s something no other ride-hailing service can say.

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SpaceX would not exist if this crucial early launch failed, Musk says

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Credit: SpaceX

Elon Musk recently restated a fact that still defines SpaceX’s origin story: if Falcon 1’s fourth launch had failed, the company would not exist. The comment answered a reminder that after three consecutive losses, SpaceX had money for only one more attempt.

On X, Peter Diamandis said that the present-day acknowledgement of SpaceX’s success does not discount the rough start the company had. “Almost nobody remembers that Elon’s first rocket failed three times, and there was money for exactly only one more attempt.”

Musk said, “If the 4th launch had failed, SpaceX would not exist.”

In late 2008, the firm was nearly out of cash. Another failure would have ended payroll, closed the Hawthorne factory, and left the Falcon 9 and Dragon programs as unfinished drawings.

The first flight lifted off from Omelek Island on 24 March 2006. Thirty-three seconds later, a corroded aluminum fitting on a fuel line leaked. Kerosene ignited around the Merlin engine, control was lost, and the vehicle came apart. The small DARPA payload, FalconSAT-2, survived the short flight only to land on a storage shed near the pad. Investigators later traced the fitting to a materials mix-up that should never have reached the rocket.

Flight 2, on 21 March 2007, looked far better at first. The first stage burned cleanly and handed off to the Kestrel-powered upper stage. The vehicle crossed 100 kilometers and reached a peak of about 289 kilometers. Then propellant slosh in the second-stage tank started a circular coning motion that grew until the engine shut down. Telemetry faded as the stage tumbled, and SpaceX had reached space but not orbit. Over the next year, the team redesigned everything from the ground up, including tanks, baffles, and the new regeneratively cooled Merlin 1C.

That engine flew on Flight 3 on 2 August 2008. The first stage performed almost perfectly and reached 217 kilometers. After main-engine cutoff, leftover fuel in the cooling channels produced a faint residual thrust, roughly 10 pounds per square inch of chamber pressure. On a Texas test stand, the effect was invisible beneath ambient air pressure. In vacuum it was enough to push the spent first stage back into the second stage after separation. The stages collided, the upper stage spun, and the mission was lost. Musk later said a slightly longer delay before staging would have saved the flight.

Six weeks later, the team assembled Flight 4 from remaining parts and flew it on 28 September 2008 at 23:15 UTC. The payload was Ratsat, a 165-kilogram aluminum mass simulator built in-house. Staging was delayed so residual thrust could decay. The Kestrel ignited, the fairing split away, and nine and a half minutes after liftoff the vehicle was in orbit. After a coast, the second stage restarted, settling into a 621-by-643-kilometer path at 9.35 degrees inclination. Falcon 1 became the first privately developed liquid-fueled rocket to reach Earth orbit. Musk called the insertion “middle of the bull’s-eye.”

SpaceX restores a Falcon 1 rocket for 10th anniversary of first launch success

That success unlocked NASA’s Commercial Resupply Services award later that year. Without it, there would have been no Falcon 9, no reusable first stages, and no Dragon cargo or crew flights to the International Space Station. Launch prices would have remained far higher. Starlink’s constellation would not exist; broadband from low Earth orbit would still be a paper concept.

Ride-share markets, high launch cadence, and the current pace of lunar and Mars hardware would be years behind. Communications, Earth observation, and the cost of putting anything into space would look more like the 2000s than the 2020s.

One extra second of residual thrust in August 2008 would have written a different decade.

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