The two announcements highlight RTX’s parallel work on both air-breathing and solid rocket propulsion technologies through its businesses. RTX made two propulsion announcements on Sept. 24, 2025, ...
They were designed with its Noyron Large Computational Engineering Model and 3D printed with a high-temperature copper alloy.
Sassie Duggleby, co-founder and chief executive of Venus Aerospace (right) speaks at Axios "Future of Defense" conference. Credit: Axios WASHINGTON — Rocket propulsion startup Venus Aerospace ...