>Lol, NASA literally left an instruction manual on how to go to space, and return safely. This, I'm so sick of this "no one knows how x works anymore" when it

>Lol, NASA literally left an instruction manual on how to go to space, and return safely. This, I'm so sick of this "no one knows how x works anymore" when it comes to ancient technology. Aerospace engineering is a whole field, do people seriously think we've just forgotten how to get to space?