Sierra Space’s $550M Series C: Inside the $8 Billion Bet on Defense-Tech Space

Sierra Space Series C funding lifts the company to an $8 billion valuation and doubles down on defense-tech space, reshaping how investors view national security in orbit.

Sierra Space’s $550 million Series C round, valuing the company at $8 billion, signals a decisive shift toward defense-tech space. This feature unpacks the hardware, strategy, and risks shaping the next decade of orbital infrastructure.