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Startups & Venture·November 6, 2026·1 min read

CesiumAstro raises $730M at over $4.5bn to build a 737-satellite network

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A $730M Series D at a $4.5B+ valuation to build a 737-satellite, AI-enabled constellation shows space comms is becoming an AI-native infra layer, not just bandwidth. If your product depends on global connectivity or sensing, assume a denser, smarter orbital network in your 3–7 year planning — and consider partnering before capacity is fully spoken for.