Investors: Index Ventures, Breakthrough Energy Ventures, Construct Capital, IVP, SAIC
Space data center and launch company raised $275M Series B at $2B valuation to develop own rocket program.
Investors: Index Ventures, IVP, Blossom Capital, SAIC, Breakthrough Energy Ventures, Construct Capital, Andreessen Horowitz, NEA, Interlagos, Baiju Bhatt
Orbital data center and rocket company (formerly Aetherflux) raised $275 million Series B on May 11, 2026 to build AI compute infrastructure in space.
Investors: Index Ventures, Breakthrough Energy Ventures, Construct Capital, IVP, SAIC
<cite index="6-3">Cowboy Space has raised $275 million to build rockets with upper stages that would serve as data centers once in low Earth orbit</cite>.
Investors: Index Ventures
Cowboy Space closes $275M Series B at $2B post-money valuation to build proprietary rocket engine and heavy-lift launch vehicle for space data center market.
View article →Investors: Index Ventures
Space data center startup building its own rocket program raised Series B to develop orbital compute infrastructure for AI workloads.