Agreement solidifies partnership to design, build and support six LizzieSat® lunar spacecraft, advancing secure data storage in deep space

Sidus Space (NASDAQ: SIDU) (the “Company” or “Sidus”), an innovative, agile space mission enabler, announced today the decision to move forward with, and broaden the scope of, a preliminary agreement valued at approximately $120 million with Lonestar Data Holdings. The agreement defines the collaboration between Sidus and Lonestar to design, build and provide on-orbit support for six lunar data storage spacecraft, marking a significant milestone in advancing secure, resilient data solutions beyond Earth.

The lunar spacecraft, based on Sidus’ adaptable LizzieSat® platform, will leverage cutting-edge technology to provide secure, redundant data storage for mission-critical information in deep space. As part of the contract, Sidus will oversee the design, payload integration, launch planning and on-orbit support for the spacecraft. The partnership underscores both companies’ commitment to delivering innovative space technologies that address critical customer challenges.

“This contract represents a pivotal step forward in our partnership with Lonestar, demonstrating our ability to scale the LizzieSat® platform to meet diverse and mission-critical needs, including lunar missions,” said Carol Craig, CEO of Sidus Space. “It also highlights our role as an innovative mission collaborator, delivering cost-effective solutions built on Sidus’ demonstrated space expertise. We are proud to support Lonestar and their mission to provide advanced secure data storage solutions that enable organizations to safeguard vital information beyond Earth’s bounds.”

“Following the success of our recent test flights, this partnership with Sidus Space marks a significant milestone in our journey to revolutionize data storage and disaster recovery in space,” said Chris Stott, Founder and CEO of Lonestar. “Sidus’ proven expertise, innovative approach and scalable satellite solutions are key to achieving our vision of delivering resilient, secure data storage capabilities on the Moon.”

About Sidus Space

Sidus Space (NASDAQ: SIDU) is a space mission enabler providing flexible, cost-effective solutions, including satellite manufacturing and technology integration, AI-driven space-based data solutions, mission planning and management operations, AI/ML products and services and space and defense hardware manufacturing. With its mission of Space Access Reimagined®, Sidus Space is committed to rapid innovation, adaptable and cost-effective solutions, and the optimization of space system and data collection performance. With demonstrated space heritage, including manufacturing and operating its own satellite and sensor system, LizzieSat®, Sidus Space serves government, defense, intelligence and commercial companies around the globe. Strategically headquartered on Florida’s Space Coast, Sidus Space operates a 35,000-square-foot space manufacturing, assembly, integration and testing facility and provides easy access to nearby launch facilities. For more information, visit: www.sidusspace.com.

About Lonestar® Data Holdings

Lonestar Data Holdings is a pioneering data center infrastructure company that offers a groundbreaking approach to data storage and data security. Lonestar provides resilient data storage solutions, that are compliant with data-sovereignty requirements globally, and are designed to protect critical information from cyberattack, natural disasters, and nation-state threats. After making history with the world’s first software-defined data operations on the Moon in 2024, the company continues to lead advancements in edge processing and data storage in lunar orbit, while maintaining a strong commitment to sustainability with solar-powered and carbon-neutral operations.

Forward-Looking Statements

Statements in this press release about future expectations, plans and prospects, as well as any other statements regarding matters that are not historical facts, may constitute ‘forward-looking statements’ within the meaning of The Private Securities Litigation Reform Act of 1995. These statements include, but are not limited to, statements relating to the expected trading commencement and closing dates. The words ‘anticipate,’ ‘believe,’ ‘continue,’ ‘could,’ ‘estimate,’ ‘expect,’ ‘intend,’ ‘may,’ ‘plan,’ ‘potential,’ ‘predict,’ ‘project,’ ‘should,’ ‘target,’ ‘will,’ ‘would’ and similar expressions are intended to identify forward-looking statements, although not all forward-looking statements contain these identifying words. Actual results may differ materially from those indicated by such forward-looking statements as a result of various important factors, including: the uncertainties related to market conditions, the risk that a definitive agreement with Lonestar may not be entered into and other factors described more fully in the section entitled ‘Risk Factors’ in Sidus Space’s Annual Report on Form 10-K for the year ended December 31, 2024, and other periodic reports filed with the Securities and Exchange Commission. Any forward-looking statements contained in this press release speak only as of the date hereof, and Sidus Space, Inc. specifically disclaims any obligation to update any forward-looking statement, whether as a result of new information, future events or otherwise.

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