Isar Aerospace Orbit & Proxima Fusion: Deep Tech Q3 2026

Q3 2026 was deep tech’s proof quarter: Isar Aerospace reached orbit on Spectrum’s second flight on September 5 — the first commercial European company to deliver satellites to orbit — Proxima Fusion closed €411M at €2.4B with the customer (RWE) already signed, Quantum Systems raised $1.2B, and The Exploration Company stacked $450M and an ESA contract worth up to €760M in 48 hours. Why this matters for deep tech: procurement is becoming the anchor customer, and hardware now leads the German venture story. The review also scores every H1 prediction in public and poses the Ownership Test. Full article: https://www.startuprad.io/post/germany-startup-ownership-test-q3-2026 — Partnerships: https://www.startuprad.io/become-a-partner