Muon Space secures $146 million to scale satellite manufacturing and defense constellations

Los Angeles CA (SPX) Jun 16, 2025

Muon Space has finalized an $89.5 million Series B1 funding round, bringing its total Series B raise to $146 million. The new capital mix includes $44.5 million in equity and $45 million in credit facilities, building on the initial Series B secured in August 2024. Leading the B1 round was Congruent Ventures, with continued support from Activate Capital, Acme Capital, Costanoa Ventures, an