RAPTOR 3: THE MOST ADVANCED ROCKET ENGINE EVER BUILTSpaceX’s Raptor 3 represents a massive leap forward from Raptor 1 and Raptor 2.Key improvements in Raptor 3:• No external heat shield (full regenerative cooling throughout)• Record thrust-to-weight ratio• Simplified design with fewer parts• Higher reliability and faster reusabilityElon Musk on Raptor 3:“Raptor 3 engine is a very advanced engine, by far the best rocket engine ever made.”This engine is the heart of Starship V3/V4 and brings us much closer to ...