Later this year Hermeus is aiming to take their first subsonic flight with the goal of hitting Mach 2.5 next year. For Episode 43 of S³ we got an inside look at how they’re building 1 plane a year to pull it off.Startup: https://www.hermeus.com/0:00 Flight0:43 Gotta go fast2:30 Building engines4:11 Turbojet & Ramjet7:04 1 Plane/Year10:40 Next: First Flight