/sci/ - Science & Math

>>15805386
That meme about how they forgot how to make the F-1 applies equally to RS-25. Rocketdyne has almost negative institutional knowledge of engines it used to build.

If you read https://oig.nasa.gov/docs/IG-24-001.pdf he points out how insanely optimistic they are being about how much it will cost in the future. They were putting out papers like the one in this post estimating outrageous cost savings IN A GOVERNMENT PROGRAM (contractors have not willingly lowered their prices since WWII). The only reason Artemis is even possible is because they're using SSMEs, if they did not have the SSMEs the program would have been DOA as soon as Constellation got cancelled