this post was submitted on 20 Nov 2025
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So that’s a proposed upgrade from about 2,460 kN to 2,847 kN per BE-4, or about 15-16%. If nothing else it’ll help NG do something other than crawl upwards off the pad. (For reference, Wikipedia says Raptor 1 was 1,810 kN, R2 is 2,260 kN, and R3 will be 2,750 kN.)
Also, this part about the heavy variant just bugs me:
Rocket companies saying their paper rockets do something (in the present tense) is terrible. It does nothing yet. It’s a design, not a vehicle. But BO can’t even keep that present-future tense consistent within the same paragraph.