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

Commenters recall Raptor 3 failures during Starship Flight 13

4 Sep 18 6:08 PM · 5d ago · 1 comment · 1 source · development 4 of 6

A commenter points out that several Raptor 3 engines failed to start or relight during the July Starship Flight 13 launch attempt, with ice in feed lines suspected as the likely cause.

Commenters recall Raptor 3 failures during Starship Flight 13
construction-physics.com

“I believe ice in feed lines is viewed as the most likely cause.”

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

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Peak 4 pieces in two hours at Sep 18, 5 PM; 16 pieces over 7 days (1 article · 4 posts · 11 comments) Sep 17, 7 AM — 1 piece · 1 post — Hacker News 1Sep 17, 9 AM — quietSep 17, 11 AM — quietSep 17, 1 PM — quietSep 17, 3 PM — 2 pieces · 1 article · 1 post — Hacker News 1, Newswires 1Sep 17, 5 PM — quietSep 17, 7 PM — 2 pieces · 1 post · 1 comment — Mastodon 1, Hacker News 1Sep 17, 9 PM — quietSep 17, 11 PM — quietSep 18, 1 AM — quietSep 18, 3 AM — quietSep 18, 5 AM — quietSep 18, 7 AM — quietSep 18, 9 AM — quietSep 18, 11 AM — quietSep 18, 1 PM — 2 pieces · 1 post · 1 comment — Hacker News 1, Mastodon 1Sep 18, 3 PM — 1 piece · 1 comment — Hacker News 1Sep 18, 5 PM — 4 pieces · 4 comments — Hacker News 4Sep 18, 7 PM — 2 pieces · 2 comments — Hacker News 2Sep 18, 9 PM — 1 piece · 1 comment — Hacker News 1Sep 18, 11 PM — 1 piece · 1 comment — Hacker News 1Sep 19, 1 AM — quietSep 19, 3 AM — quietSep 19, 5 AM — quietSep 19, 7 AM — quietSep 19, 9 AM — quietSep 19, 11 AM — quietSep 19, 1 PM — quietSep 19, 3 PM — quietSep 19, 5 PM — quietSep 19, 7 PM — quietSep 19, 9 PM — quietSep 19, 11 PM — quietSep 20, 1 AM — quietSep 20, 3 AM — quietSep 20, 5 AM — quietSep 20, 7 AM — quietSep 20, 9 AM — quietSep 20, 11 AM — quietSep 20, 1 PM — quietSep 20, 3 PM — quietSep 20, 5 PM — quietSep 20, 7 PM — quietSep 20, 9 PM — quietSep 20, 11 PM — quietSep 21, 1 AM — quietSep 21, 3 AM — quietSep 21, 5 AM — quietSep 21, 7 AM — quietSep 21, 9 AM — quietSep 21, 11 AM — quietSep 21, 1 PM — quietSep 21, 3 PM — quietSep 21, 5 PM — quietSep 21, 7 PM — quietSep 21, 9 PM — quietSep 21, 11 PM — quietSep 22, 1 AM — quietSep 22, 3 AM — quietSep 22, 5 AM — quietSep 22, 7 AM — quietSep 22, 9 AM — quietSep 22, 11 AM — quietSep 22, 1 PM — quietSep 22, 3 PM — quietSep 22, 5 PM — quietSep 22, 7 PM — quietSep 22, 9 PM — quietSep 22, 11 PM — quietYesterday, 1 AM — quietYesterday, 3 AM — quietYesterday, 5 AM — quietYesterday, 7 AM — quietYesterday, 9 AM — quietYesterday, 11 AM — quietYesterday, 1 PM — quietYesterday, 3 PM — quietYesterday, 5 PM — quietYesterday, 7 PM — quietYesterday, 9 PM — quietYesterday, 11 PM — quietToday, 1 AM — quiet 123–6
1Construction Physics details Raptor…2Article gains traction on Hacker News…3–6Commenters recall Raptor 3 failures…
Sep 18Sep 19Sep 20Sep 21Sep 22yesterdaynow · 2:57 AM ET

What people said 1 voice · verbatim

All 6 developments of Analysis: How SpaceX Stripped Down the Raptor Engine… →

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