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In the landscape of rocket engine performance, Raptor 2 already holds a leading thrust-to-weight ratio of 107, but the Raptor 4 is anticipated to surpass this, marking a significant accomplishment in rocket propulsion technology. This is pivotal for SpaceX as they continue to innovate and strive for efficiency and reliability in their engines.
Innovative Features of Raptor Engines
One of the striking advancements in the Raptor engine family is the integrated cooling system. This design feature eliminates the need for an external heat shield by incorporating cooling circuits directly into the engine’s components, allowing it to withstand high temperatures without additional protection.