SpaceX has confidentially filed for an initial public offering targeting a valuation between $1.75 trillion and $2 trillion, a figure that would place it among the most valuable companies on Earth before it even starts trading publicly. For context, that range puts SpaceX in the same neighborhood as Amazon and Alphabet, companies that took decades of public market performance to reach those heights.

The company aims to raise up to $75B in new equity through the offering. If the valuation holds, this would rank as one of the largest IPOs in history, dwarfing the previous records set by companies like Saudi Aramco. But while the headline number is staggering, a growing chorus of analysts is raising pointed questions about what exactly justifies a nearly $2T price tag, particularly the more speculative corners of SpaceX’s business plan.

The market is already pricing in a mega-cap debut

Prediction markets aren’t waiting for the official listing to place their bets. On Polymarket, traders have assigned a 99% probability that SpaceX will exceed a $1 trillion market cap on its first day of trading. That’s not optimism. That’s near-certainty pricing.

The speculative fervor extends into crypto-native venues as well. On Hyperliquid, a synthetic market recently reflected a $2.5T valuation for SpaceX, well above even the upper range of the company’s own target. Traders on the platform are also pricing in a 95% probability that the IPO will happen by June 30, 2026.

These derivative and prediction market signals tell us something important: retail and crypto-savvy traders see SpaceX as a generational investment opportunity. The question is whether the fundamentals underneath the hype can support valuations that have already ballooned past the company’s own projections in synthetic markets.

Starlink does the heavy lifting

Here’s the thing. When analysts break down what actually justifies a trillion-dollar-plus valuation for SpaceX, one name keeps surfacing: Starlink.

The satellite broadband service is the revenue engine that gives SpaceX’s valuation its foundation. Starlink’s enterprise applications, in particular, have generated significant trader optimism. The logic is straightforward: satellite internet that works in remote locations, on ships, on planes, and in disaster zones solves a real problem for governments, militaries, and corporations willing to pay premium prices.

SpaceX’s launch operations, the business of putting payloads into orbit, add another proven revenue stream. The company has effectively cornered the commercial launch market through its reusable Falcon 9 rockets and is scaling up its next-generation Starship vehicle. Together, these two business lines, launching things into space and beaming internet back down from it, represent the concrete, cash-generating core of the company.

The concern isn’t with these businesses. The concern is with what comes after them on the pitch deck.

Space-based data centers: the trillion-dollar asterisk

A meaningful portion of the bullish case for SpaceX reaching the upper end of its valuation range, and certainly the synthetic $2.5T figure bouncing around Hyperliquid, rests on more speculative ventures. Chief among them: space-based computing and data centers.

The concept sounds like it was ripped from a sci-fi novel, and that’s partly the problem. The idea involves placing computing infrastructure in orbit, potentially serving AI workloads or other data-intensive applications that could benefit from the unique thermal and power characteristics of space. In English: put servers in space where cooling is free and solar power is abundant.

Analysts are skeptical that this represents a viable near-term revenue source. The technical challenges are enormous, from the cost of launching and maintaining orbital hardware to the latency issues inherent in beaming data between Earth and space. Crypto-native analysis has highlighted a clear split in sentiment: traders are enthusiastic about Starlink’s enterprise trajectory but far less convinced that space-based data centers will generate meaningful revenue anytime soon.

This creates an interesting tension in the valuation. If you strip out the speculative ventures and value SpaceX purely on Starlink and launch services, you likely arrive at a number well below $2T. The gap between that figure and the upper-end projections is essentially a bet on Elon Musk’s ability to turn science fiction into commercial reality, something he’s done before with electric cars and reusable rockets, but not something anyone should price as a certainty.

What this means for investors

The SpaceX IPO presents a classic dilemma for investors: the core business is exceptional, but the valuation appears to include a significant premium for ventures that remain commercially unproven.

Starlink alone could justify a massive market cap. The satellite internet market is growing rapidly, SpaceX has first-mover advantage at scale, and the enterprise applications are only expanding. Launch services add a second durable moat. Few companies in history have entered public markets with two business lines this defensible.

But at $1.75T to $2T, investors aren’t just buying Starlink and rockets. They’re buying the full Musk premium: Mars colonization ambitions, orbital computing infrastructure, and whatever other moonshots (literally) get folded into the narrative before listing day. The prediction market data showing synthetic valuations at $2.5T suggests that speculative capital is already front-running the IPO at prices that demand perfection from every part of the business plan.

The risk here isn’t that SpaceX is a bad company. It’s that the valuation leaves very little room for any of the speculative bets to disappoint. If space-based data centers prove commercially unviable in the near term, or if Starlink’s growth trajectory encounters regulatory or competitive headwinds, the gap between the IPO price and fundamental value could become painfully apparent. Investors who get caught up in the prediction market frenzy should remember that a 99% probability of exceeding $1T on day one doesn’t tell you anything about where the stock trades six months later.