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Analysis: How SpaceX Stripped Down the Raptor Engine, Gaining 35% More Thrust

Construction Physics details Raptor engine's streamlining and thrust gains

1 Sep 17 8:40 AM · 6d ago · 1 post · 1 source · development 1 of 6

The blog explains how SpaceX transformed the tangled Raptor 1 into the smooth Raptor 3, which first flew in May 2026 and delivers about 35% more thrust, while noting SpaceX has never released official schematics or allowed a teardown.

Construction Physics details Raptor engine's streamlining and thrust gains
construction-physics.com

“no need to exaggerate this by showing a partially assembled engine”

Tory Bruno

Elon MuskElon Musk SpaceX CEOTory BrunoTory Bruno Then-CEO of United Launch AllianceGwynne ShotwellGwynne Shotwell SpaceX presidentSpaceX Company

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1Construction Physics details Raptor…2Article gains traction on Hacker News…3–6Commenters credit Musk's part-elimination…
Sep 18Sep 19Sep 20Sep 21Sep 22yesterdaynow · 3:54 AM ET

What was reported 1 claim about this development

  1. 1 outlet How SpaceX streamlined the Raptor engine

    first by HN Best, 6d ago

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