SpaceX is betting its future on artificial intelligence infrastructure in space, spending nearly $16 billion per quarter on AI systems, but Wall Street is questioning whether the astronomical costs will ever pay off. The rocket company reported the massive AI expenditure during its first earnings call as a public company, sending shares down 11% in after-hours trading despite beating revenue expectations.

Why Is SpaceX Spending So Much on AI?

SpaceX's quarterly AI infrastructure spending of nearly $16 billion far exceeded Wall Street's expectations of $13 billion and more than doubled the previous quarter's spending. The company has struck major compute deals with Anthropic and Google, positioning itself as a provider of artificial intelligence computing power. Elon Musk and SpaceX executives justified the eye-watering spending as necessary to achieve the ambitious goals they pitched to investors during the company's record-breaking $86 billion initial public offering in June.

The vision extends beyond Earth. Musk described plans to launch orbital data centers, which SpaceX has branded as "Starmind," beginning next year. These space-based computing facilities would support humanoid robots on the moon and enable manufacturing operations in orbit. According to Musk, this infrastructure could eventually scale Earth's economy by a thousand times or more through space-based intelligence.

What Are SpaceX's Financial Projections?

Despite investor jitters, SpaceX's underlying business remains strong. The company reported quarterly revenue of $7.8 billion, up 92% year-over-year and above analyst expectations. More importantly, the company nearly halved its net loss to $541 million while expanding its AI business revenue through partnerships with major tech companies.

Musk made bold predictions about the company's future trajectory. He told investors that SpaceX could reach $1 trillion in annual revenue as early as 2029, moving the target forward from a previously stated 2031 date. CFO Bret Johnsen added that SpaceX's overall capital expenditure would likely remain "very similar" for the next two quarters, suggesting the company could spend roughly $65 billion on capital projects this year.

How Is SpaceX Justifying Its AI Spending to Investors?

• Rapid Payback Period: CFO Bret Johnsen stated that SpaceX's AI compute infrastructure achieves less than a one-year payback on invested capital, meaning the company recovers its spending quickly through revenue from compute services.
• Competitive Moat: Musk argued that SpaceX's engineering prowess and ability to launch more material into orbit than the rest of the world combined gives it an insurmountable advantage in building space-based data centers that competitors cannot match.
• Starlink Revenue Growth: The company's main moneymaker, Starlink, delivered revenue well ahead of Wall Street expectations, with enterprise and government revenue growing more than 108% year-over-year in the last quarter.
• Starship Success: SpaceX recently completed two successful launches of its massive Starship rocket, which is critical for moving data centers and manufacturing operations into orbit.

UBS analysts responded positively to the company's AI performance, raising revenue estimates for 2026 and 2027 and noting that SpaceX was "hitting on all cylinders". However, investor nerves remain frayed. SpaceX shares are now trading about 16% below the initial public offering price after declining over the past month, and approximately $100 billion worth of shares are set to become available for sale following the expiry of the first lock-up period for early investors and employees.

The tension between SpaceX's ambitious vision and Wall Street's financial concerns reflects a broader pattern in the technology sector. Tesla and Google have also faced stock declines after reporting higher-than-expected capital expenditure on artificial intelligence infrastructure, suggesting that investor skepticism about massive AI spending is widespread across the industry.

Musk's science fiction ambitions for space-based manufacturing, lunar robots, and orbital data centers remain central to SpaceX's pitch to the market. Whether those dreams can justify the company's astronomical spending will likely determine whether SpaceX's stock recovers or continues to face pressure from investors demanding more immediate returns on capital.