Venus Aerospace raises $91m

- Venus Aerospace closed a $91 million financing round to advance development of a high‑thrust rotating detonation rocket engine aimed at space and military uses. - The funding backs work on a detonation‑cycle propulsion concept that requires intensive thermal, fluid and structural testing infrastructure. - Early‑stage propulsion investments like this are drawing capital toward high‑performance engine R&D and lab/test roles for mechanical engineers. (aerotime.aero)