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SpaceX Starthink: Building Earth’s Planetary Neocortex with Orbital AI

In a bold fusion of SpaceX’s satellite expertise and Tesla’s AI prowess, the Starthink Synthetic Brain emerges as a revolutionary orbital data center.

Proposed in Digital Habitats February 2026 document, this next-gen satellite leverages the Starlink V3 platform to create a distributed synthetic intelligence wrapping the planet.

Following SpaceX’s FCC filing for up to one million orbital data centers and its acquisition of xAI, Starthink signals humanity’s leap toward a Kardashev II civilization.

As Elon Musk noted in February 2026, ]

“In 36 months, but probably closer to 30, the most economically compelling place to put AI will be space.”

## The Biological Analogy.

Starthink draws from neuroscience: * Neural Cluster: A single Tesla AI5 chip, processing AI inference at ~250W, like a neuron group. * Synthetic Brain: One Starthink satellite, a 2.5-tonne self-contained node with 500 neural clusters, solar power, storage, and comms. * Planetary Neocortex: One million interconnected Brains forming a global mesh intelligence, linked by laser and microwave “synapses.”

Encapsulated PbS quantum dots boost solar water splitting without sacrificial agents

A research team affiliated with UNIST has developed stable and efficient chalcogenide-based photoelectrodes, addressing a longstanding challenge of corrosion. This advancement paves the way for the commercial viability of solar-driven water splitting technology—producing hydrogen directly from sunlight without electrical input.

Jointly led by Professors Ji-Wook Jang and Sung-Yeon Jang from the School of Energy and Chemical Engineering, the team reported a highly durable, corrosion-resistant metal-encapsulated PbS quantum dot (PbS-QD) solar cell-based photoelectrode that delivers both high photocurrent and long-term operational stability for photoelectrochemical (PEC) water splitting without the need for sacrificial agents. The research is published in the journal Nature Communications.

PEC water splitting is a promising route for sustainable hydrogen production, where sunlight is used to drive the decomposition of water into hydrogen and oxygen within an electrolyte solution. The efficiency of this process depends heavily on the stability of the semiconductor material in the photoelectrode, which absorbs sunlight and facilitates the electrochemical reactions. Although chalcogenide-based sulfides, like PbS are highly valued for their excellent light absorption and charge transport properties, they are prone to oxidation and degradation when submerged in water, limiting their operational stability.

Physics-driven ML to accelerate the design of layered multicomponent electronic devices

Many advanced electronic devices – such as OLEDs, batteries, solar cells, and transistors – rely on complex multilayer architectures composed of multiple materials. Optimizing device performance, stability, and efficiency requires precise control over layer composition and arrangement, yet experimental exploration of new designs is costly and time-intensive. Although physics-based simulations offer insight into individual materials, they are often impractical for full device architectures due to computational expense and methodological limitations.

Schrödinger has developed a machine learning (ML) framework that enables users to predict key performance metrics of multilayered electronic devices from simple, intuitive descriptions of their architecture and operating conditions. This approach integrates automated ML workflows with physics-based simulations in the Schrödinger Materials Science suite, leveraging physics-based simulation outputs to improve model accuracy and predictive power. This advancement provides a scalable solution for rapidly exploring novel device design spaces – enabling targeted evaluations such as modifying layer composition, adding or removing layers, and adjusting layer dimensions or morphology. Users can efficiently predict device performance and uncover interpretable relationships between functionality, layer architecture, and materials chemistry. While this webinar focuses on single-unit and tandem OLEDs, the approach is readily adaptable to a wide range of electronic devices.

Unlocking defect-free graphene electrodes for transparent electronics

Transparent electrodes transmit light while conducting electricity and are increasingly important in bioelectronic and optoelectronic devices. Their combination of high optical transparency, low electrical resistance, and mechanical flexibility makes them well suited for applications such as displays, solar cells, and wearable or implantable technologies.

In a significant advancement, researchers led by Professor Wonsuk Jung at Chungnam National University in the Republic of Korea have introduced a new fabrication technique called one-step free patterning of graphene, or OFP-G, which enables high-resolution patterning of large-area monolayer graphene with feature sizes smaller than 5 micrometers, without the use of photoresists or chemical etching.

Published Microsystems & Nanoengineering, the method addresses a key limitation of conventional microelectrode fabrication, where lithographic processes often damage graphene and degrade its electrical performance.

Powering AI from space, at scale, with a passive tether design

Penn Engineers have developed a novel design for solar-powered data centers that will orbit Earth and could realistically scale to meet the growing demand for AI computing while reducing the environmental impact of data centers.

Reminiscent of a leafy plant, with multiple, hardware-containing stems connected to branching, leaf-like solar panels, the design leverages decades of research on “tethers,” rope-like cables that naturally orient themselves under the competing forces of gravity and centrifugal motion. This architecture could scale to the thousands of computing nodes needed to replicate the power of terrestrial data centers, at least for AI inference, the process of querying tools like ChatGPT after their training concludes.

Unlike prior designs, which typically require constant adjustments to keep solar panels pointed toward the sun, the new system is largely passive, its orientation maintained by natural forces acting on objects in orbit. By relying on these stabilizing effects, the design reduces weight, power consumption, and overall complexity, making large-scale deployment more feasible.

Molecular seal strengthens perovskite solar cells, while pushing efficiency to 26.6%

Perovskite solar cells (PSCs) are known for their impressive ability to convert sunlight into energy, their low production costs and their lightweight design. They may well be the rising stars of renewable energy, but they are not yet as common as traditional solar panels. PSCs are also notoriously fragile and can break when heated during manufacturing.

But these problems could soon be a thing of the past. For their study published in the journal Science, a team from Xi’an Jiaotong University in China has developed a new method that protects the cells from damage during fabrication.

Physicists eye emerging technology for solar cells in outer space

Solar cells face significant challenges when deployed in outer space, where extremes in the environment decrease the efficiency and longevity they enjoy back on Earth. University of Toledo physicists are taking on these challenges at the Wright Center for Photovoltaics Innovation and Commercialization, in line with a large-scale research project supported by the Air Force Research Laboratory.

One recent advancement pertains to an emerging technology that utilizes antimony compounds as light-absorbing semiconductors. A group of UToledo faculty and students recently published a first-of-its-kind assessment exploring the promising characteristics of these antimony chalcogenide-based solar cells for space applications in the journal Solar RRL, which highlighted the work on its front cover.

Antimony chalcogenide solar cells exhibit superior radiation robustness compared to the conventional technologies we’re deploying in space,” said Alisha Adhikari, a doctoral student in physics who co-led the team of undergraduate, graduate and faculty researchers at UToledo. “But they’ll need to become much more efficient before they become a competitive alternative for future space missions.”

Reentry and disintegration dynamics of space debris tracked using seismic data

Therefore, there is a pressing need to develop tools that can be used to determine the trajectory, size, nature, and potential impact locations of reentering debris in near real time. This is a critical step toward mobilizing appropriate response operations (7). In this work, we have demonstrated that open-source seismic data are capable of fulfilling this requirement.

Past work has demonstrated the sensitivity of seismometers to reentry-generated shockwaves and explosions of natural meteoroids [for example, (8–10)]. However, the trajectories, speeds, and fragmentation chains of artificial spacecraft falling from orbit are distinct from those of natural objects entering from beyond the Earth‒Moon system. This means that the patterns of debris fallout that artificial spacecraft produce are also potentially more complex; for example, some components such as fuel tanks are structurally reinforced and hence more likely to survive and impact the ground, whereas others (such as solar panels) are deliberately designed to demise during reentry. Therefore, techniques used for natural objects require modification.

Elon Musk Holds Surprise Talk At The World Economic Forum In Davos

The musk blueprint: navigating the supersonic tsunami to hyperabundance when exponential curves multiply: understanding the triple acceleration.

On January 22, 2026, Elon Musk sat down with BlackRock CEO Larry Fink at the World Economic Forum in Davos and delivered what may be the most important articulation of humanity’s near-term trajectory since the invention of the internet.

Not because Musk said anything fundamentally new—his companies have been demonstrating this reality for years—but because he connected the dots in a way that makes the path to hyperabundance undeniable.

[Watch Elon Musk’s full WEF interview]

This is not visionary speculation.

This is engineering analysis from someone building the physical infrastructure of abundance in real-time.

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