Quantum Space  acquires Phase Four  propulsion tech to boost maneuverability and defense mission capabilities. Quantum Space has acquired Phase Four’s multi-mode propulsion technology, strengthening its ability to deliver highly maneuverable, persistent, and cost-efficient platforms for national security, civil, and commercial applications. The acquisition includes Phase Four’s Hawthorne, CA integration and test facility, capable of producing up to 100 engines annually.  Phas