Elon Musk spent years championing solar power as the obvious solution to Earth's energy crisis, but his AI company xAI is now operating 62 unpermitted methane gas turbines across Tennessee and Mississippi to power Grok, a chatbot that has lost 60% of its downloads and dropped from second to fifth place in global rankings. The contradiction reveals how Musk's stated commitment to eliminating fossil fuels has collided with the financial pressures of launching SpaceX's $2 trillion initial public offering.

What Happened to Musk's "Solar Electric Economy" Vision?

In July 2017, Musk stood before the National Governors Association and made a case for solar power that became foundational to his public brand. He claimed that a 100-by-100-mile patch of desert could power the entire United States, with just one square mile of battery storage needed for 24/7 power. This wasn't a casual comment; it was the stated purpose of Tesla itself. Tesla's original 2006 Master Plan declared the company's "overarching purpose" was "to help expedite the move from a mine-and-burn hydrocarbon economy towards a solar electric economy." He repeated this desert solar pitch in 2019 on X, and multiple independent analyses confirmed the math.

Fast forward to 2026, and the picture has shifted dramatically. xAI, now folded into SpaceX, operates gas turbines that could emit more than 6 million tons of greenhouse gases per year, along with over 1,300 tons of health-harming air pollutants. The EPA closed the regulatory loophole xAI was exploiting in January 2026, but thermal drone footage from February showed the turbines still running. The NAACP and Earthjustice have asked courts for emergency action to stop the illegal pollution.

Is Grok Actually Worth the Environmental Cost?

The environmental footprint becomes harder to justify when examining Grok's actual market performance. Grok entered 2026 as the second most-popular AI chatbot globally, but by April it had plummeted to fifth place, behind ChatGPT, Claude, Gemini, and DeepSeek. Monthly active users dropped 12.5% in a single month to 12.2 million, while Claude surged 44% to 23 million users. Downloads crashed 60%.

In the enterprise market, adoption is even more dismal. Only 7% of companies reported using Grok in March 2026, compared to 48% for Claude and 40% for Gemini. A survey of 260,000 Americans found that just 0.174% paid for Grok in Q2 2026. So Musk is burning 6 million tons of greenhouse gases per year to power a chatbot that fewer and fewer people actually use.

How xAI Is Filling Its Unused Computing Power

With Grok unable to fill the Colossus data center's 220,000 Nvidia GPUs, Musk leased the entire facility to Anthropic, the company he had publicly attacked just three months earlier. In February 2026, Musk wrote on X that Anthropic's AI "hates Whites and Asians, especially Chinese, heterosexuals and men" and that the company was "doomed" by its own name. By May, Anthropic was paying xAI $1.25 billion per month for the Colossus compute, a deal worth over $40 billion through 2029.

Musk

The timing is revealing. SpaceX filed its S-1 with the Securities and Exchange Commission (SEC) on May 20, targeting a valuation between $1.75 trillion and $2 trillion, the largest initial public offering in history with a planned $75 to $80 billion raise. The $40 billion in Anthropic revenue over three years helps salvage what was supposed to be Grok's compute investment. The compute is already built, the capital expense is sunk, and electricity is the only major operating cost.

Steps to Understanding the Space Solar Pivot

• The New Narrative: SpaceX's S-1 filing introduces space-based solar power as the future, claiming orbital solar arrays can generate "more than five-times the energy" of terrestrial ones thanks to 24/7 illumination without atmospheric interference.
• The FCC Application: SpaceX filed with the Federal Communications Commission (FCC) for an "orbital data center" constellation that could include up to one million satellites in low Earth orbit, positioning space infrastructure as essential to AI compute.
• The Valuation Justification: Musk now claims that within two to three years, the lowest cost way to generate AI compute will be in space, a thesis that creates future demand for Starship launches and transforms SpaceX from a rocket company into an energy infrastructure company trading at higher multiples.

The problem is that this contradicts a decade of messaging. If a 100-by-100-mile patch of desert can power the entire United States, as Musk repeatedly stated, then why are we now talking about launching solar panels on rockets? The sun hasn't moved. The math hasn't changed. Solar panel efficiency has only improved, and costs have only declined.

As TechCrunch noted, terrestrial solar barely gets a mention in the SpaceX S-1, and when it does, it's only to argue how much better space solar would be. The filing argues that "third-party estimates on data center demand are constrained by the practical supply limitations that exist in a terrestrial context." Translation: SpaceX needs investors to believe Earth-based solar isn't enough so that space solar sounds like a necessity.

Meanwhile, the economics of orbital data centers remain challenging. Power costs for Starlink satellites already run multiples higher than terrestrial data centers. Radiation shielding for artificial intelligence (AI) chips in orbit is expensive and unproven at scale. And it remains unclear whether AI training workloads can be distributed effectively across orbital infrastructure.

The contradiction between Musk's stated environmental values and xAI's operational reality raises questions about whether the pivot to space-based solar is driven by genuine technological necessity or by the financial pressures of a historic IPO valuation. What's clear is that the 2017 version of Elon Musk, who championed solar as the obvious answer, would have had a field day with the math on burning 6 million tons of greenhouse gases annually to power a chatbot that 99.8% of Americans don't pay for.