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SpaceX aces 25th Starlink launch and delivers 1500th Starlink satellite to orbit

Falcon 9 booster B1060 has aced its seventh launch and landing, delivering SpaceX's 1500th Starlink satellite into orbit. (SpaceX)

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After a minor issue at sea triggered a ~23-hour delay, a flight-proven Falcon 9 rocket lifted off without issue on April 28th, carrying an expendable upper stage and 60 Starlink internet satellites as part of its seventh launch and SpaceX’s ninth Starlink mission in 2021 alone.

As is now routine, Falcon 9 booster B1060 burned its nine Merlin 1D (M1D) engines for approximately two and a half minutes and separated from the integrated second stage and payload, which ignited a lone Merlin Vacuum (MVac) engine and continued on its way to orbit. During that approximately six-minute-long second stage burn, B1060 flipped to point its aft end towards the atmosphere, crested to an apogee greater than 120 km (~75 mi), performed a reentry burn to slow down and limit heating, and aced its seventh drone ship landing in ten months.

Known as Starlink-24, the mission is SpaceX’s two-dozenth operational Starlink launch since ‘v1.0’ satellite launches began less than 18 months ago. Including an earlier batch of 60 v0.9 Starlink prototypes launched in May 2019, the vast majority of which have been intentionally deorbited, SpaceX has now launched more than 1500 Starlink satellites. Of the 1450 operational spacecraft launched in 17 months, 1435 remain in orbit and some 1430 – 98.6% – are still under SpaceX’s control. With Starlink-24 complete, SpaceX may also possess more active Starlink satellites in orbit than all other commercial satellites combined.

Falcon 9’s Starlink-24 launch, stage separation, second stage ignition, and booster reentry burn are visible in this long-exposure image. (Richard Angle)

As previously discussed on Teslarati, several sources suggest that Starlink-24 will kick off an extremely busy May and June launch manifest for SpaceX.

“Starlink-24 should also be SpaceX’s third and final launch this April, opening the door for as many as four more Starlink launches (Starlink-25 through Starlink-28) in May, according to Next Spaceflight. Spaceflight Now reports that Starlink-25 is scheduled to launch in “early May,” possibly just a few days to a week after Starlink-24. All four of SpaceX’s workhorse Falcon 9 boosters (B1049, B1051, B1058, B1060) would have to fly once – and one booster twice – to launch Starlink-24 through Starlink-28 between now and the end of May.

No earlier than (NET) June 1st, a Falcon 9 rocket is scheduled to launch radio provider SiriusXM’s SXM-8 radio satellite. SpaceX is scheduled to launch its second upgraded Cargo Dragon spacecraft as early as June 3rd, just two days after SXM-8. Last but likely not least, launch photographer Ben Cooper reports that a flight-proven SpaceX Falcon 9 rocket is scheduled to launch the US military’s fifth upgraded GPS III navigation satellite on June 17th.”


Teslarati.com – 27 April 2021

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Including Starlink-24, that means that SpaceX appears to have up to eight Falcon 9 launches scheduled in the next seven weeks and possibly even a ninth or tenth mission in the last two weeks of June. Starlink-24 is SpaceX’s 12th launch this year, leaving the company firmly on track to complete at least 36 orbital launches in 2021 – nearly 40% more than its current record of 26 launches completed in 2020.

Rewatch – and catch the tail end of – SpaceX’s Starlink-24 webcast below.

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 display highlights interior wizardry in the small two-seater

Photos and videos of the production Cybercab were shared in posts on social media platform X.

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Credit: Tesla Robotaxi/X

The Tesla Cybercab is currently on display at the U.S. Department of Transportation in Washington, D.C., and observations of the production vehicle are highlighting some of its notable design details. 

Photos and videos of the production Cybercab were shared in posts on social media platform X.

Observers of the Cybercab display unit noted that the two-seat Robotaxi provides unusually generous legroom for a vehicle of its size. Based on the vehicle’s video, the compact two-seater appears to offer more legroom than Tesla’s larger vehicles such as the Model Y, Model X, and Cybertruck.

The Cybercab’s layout allows Tesla to dedicate nearly the entire cabin to passengers. The vehicle is designed without a steering wheel or pedals, which helps maximize interior space.

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Footage from the display also highlights the Cybercab’s large center screen, which is positioned prominently in front of the passenger bench. The display appears intended to provide entertainment and ride information while the vehicle operates autonomously.

Images of the vehicle also show an additional camera integrated into the Cybercab’s C-pillar. The extra camera appears to expand the vehicle’s field of view, which would be useful as Tesla works toward fully unsupervised Full Self-Driving.

Tesla engineers have previously explained that the Cybercab was designed to be highly efficient both in manufacturing and in operation. Cybercab Lead Engineer Eric E. stated in 2024 that the Robotaxi would be built with roughly half the number of parts used in a Model 3 sedan.

“Two seats unlocks a lot of opportunity aerodynamically. It also means we cut the part count of Cybercab down by a substantial margin. We’re gonna be delivering a car that has roughly half the parts of Model 3 today,” the Tesla engineer said.

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The Tesla engineer also noted that the Cybercab’s cargo area can accommodate multiple golf bags, two carry-on suitcases, and two full-size checked bags. The trunk can also fit certain bicycles and a foldable wheelchair depending on size, which is quite impressive for a small car like the Cybercab.

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Elon Musk’s xAI wins permit for power plant supporting AI data centers

The development was reported by CNBC, citing confirmation from the Mississippi Department of Environmental Quality (MDEQ).

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Mississippi regulators have approved a permit allowing Elon Musk’s artificial intelligence company xAI to construct a natural gas power plant in Southaven. The facility is expected to support the company’s expanding AI infrastructure tied to its Colossus data center operations near Memphis.

The development was reported by CNBC, citing confirmation from the Mississippi Department of Environmental Quality (MDEQ).

According to the report, regulators “voted to approve the permit” of xAI subsidiary MZX Tech LLC to construct a power plant featuring 41 natural gas-burning turbines “after careful consideration of all public comments and community concerns.”

The Mississippi Department of Environmental Quality stated that the permit followed a regulatory review process that included public comments and community input. Jaricus Whitlock, air division chief for the MDEQ, stated that the project met all applicable environmental standards.

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“The proposed PSD permit in front of the board today not only meets all state and federal permitting regulations, but goes above and beyond what is required by law. MDEQ and the EPA agree that not a single person around our facilities will be exposed to unhealthy levels of air pollution,” Whitlock stated.

The planned facility will help provide electricity for xAI’s AI computing infrastructure in the Memphis region.

The Southaven project forms part of xAI’s efforts to scale computing capacity for its artificial intelligence systems.

The company currently operates two major data centers in Memphis, known as Colossus 1 and Colossus 2, which provide computing power for xAI’s Grok AI models. xAI is also planning to build another large data center in Southaven called Macrohardrr, which would be located in a warehouse previously used by GXO Logistics.

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Large-scale AI training requires substantial computing power and electricity, prompting technology companies to develop dedicated energy infrastructure for their data centers.

SpaceX President Gwynne Shotwell previously stated that xAI plans to develop 1.2 gigawatts of power capacity for its Memphis-area AI supercomputer site as part of the federal government’s Ratepayer Protection Pledge. The commitment was announced during an event with United States President Donald Trump.

“As part of today’s commitment, we will take extensive additional steps to continue to reduce the costs of electricity for our neighbors. xAI will therefore commit to develop 1.2 GW of power as our supercomputer’s primary power source. That will be for every additional data center as well. We will expand what is already the largest global Megapack power installation in the world,” Shotwell said.

“The installation will provide enough backup power to power the city of Memphis, and more than sufficient energy to power the town of Southaven, Mississippi where the data center resides. We will build new substations and invest in electrical infrastructure to provide stability to the area’s grid.”

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Tesla China teases Optimus robot’s human-looking next-gen hands

The image was shared by Tesla AI’s account on Weibo and later reposted by Tesla community members on X.

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Credit: Tesla China

A new teaser shared by Tesla’s China team appears to show a pair of unusually human-like hands for Optimus. 

The image was shared by Tesla AI’s account on Weibo and later reposted by Tesla community members on X.

As could be seen in the teaser image, the new version of Optimus’ hands features proportions and finger structures that look strikingly similar to those of a human hand. Their appearance suggests that they might have dexterity approaching that of a human hand.

If the image reflects a new generation of Optimus’ hands, it could indicate Tesla is continuing to refine one of the most critical components of its humanoid robot.

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Hands are widely viewed as one of the most difficult engineering challenges in robotics. For Optimus to perform complex real-world work, from manufacturing tasks to household activities, its hands would need to be the best in the industry.

Elon Musk has repeatedly described Optimus as Tesla’s most important long-term product. In posts on social media platform X, Musk has stated that Optimus could eventually become the first real-world Von Neumann machine.

In theory, a Von Neumann machine is a self-replicating system capable of building copies of itself using available materials. The concept was originally proposed by mathematician John von Neumann in the mid-20th century.

“Optimus will be the first Von Neumann machine, capable of building civilization by itself on any viable planet,” Musk wrote in a post on X.

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If Optimus is expected to carry out complex work autonomously in the future, high levels of dexterity will likely be essential. This makes the development of advanced robotic hands a key step towards Musk’s long-term expectations for the product.

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