Nature of Business	6 Months Ended
Jun. 30, 2026
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Nature of Business	Note 1 - Nature of Business Description of Business Space Exploration Technologies Corp. and its wholly owned subsidiaries, collectively referred to as the “Company” or “SpaceX,” operate three segments – (i) the Space segment designs, manufactures, and launches reusable rockets to provide high cadence, reliable, and affordable access to space at unprecedented scale, (ii) the Connectivity segment operates a worldwide high-speed, low-latency broadband network powered by thousands of Starlink satellites in Low-Earth Orbit, delivering connectivity to millions of consumer, enterprise, and government customers through our Starlink offering, and (iii) the AI segment operates a vertically integrated AI platform spanning a frontier LLM Grok, AI solutions for consumer and enterprise customers, X — a real-time information, entertainment, and free speech platform — and AI computational infrastructure. Initial Public Offering In June 2026, the Company completed its initial public offering (“IPO”), in which the Company issued and sold 638.9 million shares of its Class A common stock at a public offering price of $135.00 per share, including the full exercise of the underwriters’ over-allotment option, which resulted in net proceeds of $85,675 million after deducting the underwriting commissions and offering costs of $575 million. The underwriting commissions and offering costs are presented in shareholders’ equity as a reduction of the net proceeds received from the IPO. In connection with the IPO, all outstanding shares of the Company’s redeemable convertible preferred stock automatically converted into shares of the Company’s Class A and Class B common stock. Refer to Note 12, Redeemable Convertible Preferred Stock and Shareholders’ Equity for additional information. Stock Split In May 2026, the Company effected a five-for-one forward stock split of its authorized, issued, and outstanding shares of Class A, Class B, and Class C common stock (“2026 Stock Split”). The conversion rate of the Company’s redeemable convertible preferred stock was proportionately adjusted to factor in the 2026 Stock Split. All share and per share information that relates to dates prior to the 2026 Stock Split has been retroactively adjusted to reflect the 2026 Stock Split for all periods presented. Common Control Mergers On February 2, 2026 (“xAI Merger Date”), the Company completed its acquisition of X.AI Holdings Corp. (“xAI”), pursuant to which xAI became a wholly-owned subsidiary of the Company (“xAI Merger”). Prior to the xAI Merger, on March 28, 2025, xAI completed its acquisition of X Holdings Corp. (“X”) and X.AI Corp., in which X and X.AI Corp. became wholly-owned subsidiaries of xAI (“X Merger”, and collectively with xAI Merger, “Mergers”). X.AI Corp began operations in March 2023 and Twitter, Inc. (“Twitter”) was acquired by Mr. Elon Musk in October 2022. The Mergers were each effected through a share exchange. Refer to Note 12, Redeemable Convertible Preferred Stock and Shareholders’ Equity for additional details.

Nature of Business

6 Months Ended

Jun. 30, 2026

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Note 1 - Nature of Business

Description of Business

Space Exploration Technologies Corp. and its wholly owned subsidiaries, collectively referred to as the “Company” or “SpaceX,” operate three segments – (i) the Space segment designs, manufactures, and launches reusable rockets to provide high cadence, reliable, and affordable access to space at unprecedented scale, (ii) the Connectivity segment operates a worldwide high-speed, low-latency broadband network powered by thousands of Starlink satellites in Low-Earth Orbit, delivering connectivity to millions of consumer, enterprise, and government customers through our Starlink offering, and (iii) the AI segment operates a vertically integrated AI platform spanning a frontier LLM Grok, AI solutions for consumer and enterprise customers, X — a real-time information, entertainment, and free speech platform — and AI computational infrastructure.

Initial Public Offering

In June 2026, the Company completed its initial public offering (“IPO”), in which the Company issued and sold 638.9 million shares of its Class A common stock at a public offering price of $135.00 per share, including the full exercise of the underwriters’ over-allotment option, which resulted in net proceeds of $85,675 million after deducting the underwriting commissions and offering costs of $575 million. The underwriting commissions and offering costs are presented in shareholders’ equity as a reduction of the net proceeds received from the IPO.

In connection with the IPO, all outstanding shares of the Company’s redeemable convertible preferred stock automatically converted into shares of the Company’s Class A and Class B common stock. Refer to Note 12, Redeemable Convertible Preferred Stock and Shareholders’ Equity for additional information.

Stock Split

In May 2026, the Company effected a five-for-one forward stock split of its authorized, issued, and outstanding shares of Class A, Class B, and Class C common stock (“2026 Stock Split”). The conversion rate of the Company’s redeemable convertible preferred stock was proportionately adjusted to factor in the 2026 Stock Split. All share and per share information that relates to dates prior to the 2026 Stock Split has been retroactively adjusted to reflect the 2026 Stock Split for all periods presented.

Common Control Mergers

On February 2, 2026 (“xAI Merger Date”), the Company completed its acquisition of X.AI Holdings Corp. (“xAI”), pursuant to which xAI became a wholly-owned subsidiary of the Company (“xAI Merger”). Prior to the xAI Merger, on March 28, 2025, xAI completed its acquisition of X Holdings Corp. (“X”) and X.AI Corp., in which X and X.AI Corp. became wholly-owned subsidiaries of xAI (“X Merger”, and collectively with xAI Merger, “Mergers”). X.AI Corp began operations in March 2023 and Twitter, Inc. (“Twitter”) was acquired by Mr. Elon Musk in October 2022. The Mergers were each effected through a share exchange. Refer to Note 12, Redeemable Convertible Preferred Stock and Shareholders’ Equity for additional details.