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November 13, 2026— Washington, D.C. —The Commercial Space Federation (CSF) is pleased to welcome CesiumAstro as its newest Associate Member. A global leader in advanced connectivity solutions for the space and defense sectors, CesiumAstro delivers advanced space systems that connect, detect, and defend across commercial, government, and national security missions. CesiumAstro’s addition further strengthens CSF’s diverse membership and the Federation’s work to advance a competitive, innovative, and sustainable U.S. commercial space economy.
CesiumAstro is a lobal leader in advanced connectivity solutions for space and defense sectors, CesiumAstro delivers advanced space systems that connect, detect, and defend across commercial, government, and national security missions. Its full-stack, multi-mission, end-to-end hardware and software solutions encompass satellites, high-performance communications payloads and advanced computing systems. CesiumAstro maintains complete vertical integration with in-house design, manufacturing, and testing capabilities certified to AS9100D/ISO 9001:2015 standards. Headquartered near Austin, Texas, the company operates additional facilities in Colorado, California, Washington, D.C., Florida, the United Kingdom, Germany, Singapore, Taiwan, and Japan.
CesiumAstro recently announced the closing of $730 million in Series D financing, valuing the company at more than $4.5 billion, and unveiled Synchronicity, a planned 737-satellite, AI-enabled constellation. The new capital will support advanced technologies, expansion of U.S. manufacturing capacity, development and production of next-generation spacecraft, Synchronicity deployment, and international growth.
In the past 12 months, CesiumAstro has expanded its capabilities through three strategic acquisitions: Jariet Technologies, 1Aardvark, and Vidrovr, strengthening the company’s capabilities across semiconductor technology, mission software, and artificial intelligence.
CesiumAstro’s full-stack, multi-mission, end-to-end hardware and software solutions encompass satellites, high-performance communications payloads, and advanced compute systems. The company maintains complete vertical integration with in-house design, manufacturing, and testing capabilities certified to AS9100D/ISO 9001:2015 standards.
“A thriving commercial economy in low Earth orbit needs reliable communications and a clear path from development to operations. CesiumAstro is joining CSF’s Commercial LEO Council to bring our communications expertise to that effort. We look forward to advancing policies that encourage investment, expand government use of commercial services, and support companies building the next generation of space infrastructure.” – Josh Ingersoll, Director of Spectrum and Regulatory Affairs at CesiumAstro
About CSF Founded in 2006, the Commercial Space Federation (CSF) and its members are laying the foundation for democratizing access to outer space for scientists, students, civilians, and businesses. All while working towards the goal of expanding the U.S. Commercial Space Economy. Through the promotion of technological innovation, CSF and its diverse membership are guiding the bolstering of U.S. leadership in aerospace and inspiring America’s next generation of engineers and explorers. CSF also serves as the commercial space industry’s primary advocate with the U.S. Congress and the Administration, helping inform the development and implementation of policy priorities. By engaging with congressional players, CSF is able to provide recommendations on commercial space issues that will impact the commercial space industry in the short and long term.
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