Starship’s path to reusability looks murky after SpaceX’s S-1

SpaceX's recent initial public offering (IPO) and the test flight of its Starship rocket have unveiled critical insights into the company's future, presenting a picture that may not align with the high hopes of supporters or the skepticism of critics. Behind the ambitious dreams of AI-driven profits and plans for lunar bases lies a more pragmatic scenario: an expendable Starship could sustain SpaceX's operations, but it falls short of the cost efficiencies and innovative business models that Elon Musk envisions. Currently, SpaceX operates multiple ventures, yet only one is generating substantial revenue: Starlink, the company's satellite communication network. Starlink serves as the cornerstone of SpaceX's public offering, boasting impressive figures with $11.4 billion in revenue last year, which constitutes the majority of the firm's earnings. However, the underlying financial burdens are significant. To maintain its service level, SpaceX must replace around 20% of its satellites annually, revealing the capital-intensive nature of this model. In fact, the company has devoted $11.4 billion to its satellite operations since the start of 2023, outpacing the $8.4 billion invested in the Starship and its launch facilities. The S-1 filing submitted to the U.S. Securities and Exchange Commission outlines an expectation of rising costs but also anticipates technological advancements that could mitigate these expenses relative to revenue. Musk has emphasized the importance of Starship in controlling Starlink's costs, suggesting that the company could face bankruptcy without an affordable means to replace satellites. Notably, SpaceX's S-1 acknowledged that achieving full reusability of Starship may not be essential for launching the new generation of Starlink satellites. However, forgoing complete reusability could drive up costs, diminishing the appeal of the business model. Analyst Tim Farrar remarked that without reusability, the launch costs for Starship may not be significantly lower than those of the Falcon 9, potentially reaching as high as $100 million per launch. This price point raises concerns about the sustainability of the model, especially given the constraints on production rates for rocket stages. During the recent test flight of Starship's third iteration, issues arose related to the reusability feature, particularly with the Raptor engines needed for a controlled return to Earth. Despite these challenges, Starship successfully deployed dummy satellites and two test vehicles into space, supporting SpaceX's goal of launching a new fleet of higher-capacity Starlink satellites, with plans to send up to 60 at once—an impressive twentyfold increase compared to Falcon 9's capacity. However, this ambitious timeline may require initial missions to utilize expendable Starships. If this turns out to be the case, SpaceX could find itself with less financial flexibility from satellite launches than anticipated, jeopardizing plans for space-based data centers until the rocket can be reused. In addition, SpaceX's S-1 reveals signs that Starlink's growth is decelerating. The company's estimated market potential is based on the ambition to serve every fixed broadband user and mobile device globally, yet this goal appears increasingly unrealistic as Starlink competes with terrestrial fiber on price. Currently, Starlink boasts over 10 million subscribers, the highest for any satellite network, but growth has reportedly slowed during the first quarter of 2026. Projections suggest that to meet targets, SpaceX will need to double its current growth rate, which may be challenging in light of recent price increases. Financially, the average revenue per user has declined from $99 in 2023 to $66 in early 2026, primarily due to lower pricing in expanding international markets. If user growth stagnates, each new satellite launched will yield diminishing returns. Furthermore, increased competition, notably from Amazon's Leo network, poses additional challenges for Starlink, which must navigate regulatory hurdles that could impact its ability to scale. The data from SpaceX's filing paints a concerning picture regarding the company's growth prospects, as well as those of competitors like Blue Origin. If SpaceX, which currently leads the field, is facing a slowdown in demand, it may indicate a smaller-than-expected market for space-based broadband services.