Defense Business Brief: Rocket engine startup eyes production; NATO Summit Day 1; Anduril’s first NATO contract

Rocket engine startup Venus Aerospace only has one major test flight under its belt, but the company just raised $91 million from investors ready to bet on future production demands.The Series B funding round was led by the venture capital firm Mercury Fund and with participation from other investors, including Lockheed Martin Ventures, which noted  the company’s rapid development of its rotating detonation rocket engine—which uses continuous supersonic detonation waves to gener