X-plane Aurora begins building full-scale active flow control X-plane News Aurora begins building full-scale active flow control X-plane Aurora January 6, 2024 NASA hires Lockheed Martin to build quieter supersonic X-plane News NASA hires Lockheed Martin to build quieter supersonic X-plane Innovation: Technology April 4, 2018 NASA claims to reduce sonic boom to a “thump” News NASA claims to reduce sonic boom to a “thump” Innovation: Technology June 27, 2017