Beyond rockets and Starlink, SpaceX's IPO is driven by the capital needed for its most ambitious goal: a fleet of space-based AI data centers. This venture is too expensive for private markets, forcing the public offering despite Elon Musk's previous reservations about short-termist investors.

An FT analyst notes that Elon Musk's companies can stay disconnected from fundamentals longer than investors can stay solvent. Valuations are driven by a belief in a massive, long-term vision rather than current P/E or P/S ratios, a key insight for public market and growth-stage investors.

SpaceX's potential $1.75T valuation can't be justified by a traditional "sum-of-the-parts" analysis of its current businesses. The premium reflects a venture-style bet on unproven, future projects like Starship, essentially offering public investors a chance to act as late-stage VCs.

Contrary to speculation, SpaceX's IPO narrative around space-based data centers is not a marketing ploy to cover slowing growth. The company believes it's the cheapest long-term compute solution and requires public capital to fund the massive, capital-intensive vision.

Founders in deep tech and space are moving beyond traditional TAM analysis. They justify high valuations by pitching narratives of creating entirely new markets, like interplanetary humanity or space-based data centers. This shifts the conversation from 'what is the market?' to 'what could the market become?'.

Unlike established tech giants seen as incrementally innovating, Elon Musk's companies like Tesla and SpaceX are valued at much higher multiples. This "Elon premium" reflects market confidence in his ability to deliver on a future pipeline of world-changing projects, from space-based data centers to AI.

Traditional analysis 'weighs' current performance (revenue, earnings). For disruptive companies, however, investors are often 'voting' on a future vision, a mindset more akin to venture capital. Understanding this duality is key to valuing moonshot stocks and explaining the disconnect between valuation and current financials.

The futuristic idea of space-based data centers is framed not as an immediate technical plan but as a powerful narrative for a potential SpaceX IPO. This story creates an immense, futuristic total addressable market required to justify a multi-trillion-dollar valuation, a classic Musk strategy for attracting public market capital.

Companies with long-term, capital-intensive goals and no immediate path to profitability are being valued like biotech firms. Both public and private markets are willing to fund these "moonshots" for years before revenue materializes, a model familiar in drug development but novel for mainstream tech.