“In June 1947, rancher W.W. “Mac” Brazel found debris – tinfoil, rubber, and thin wooden beams – scattered across a square mile near Corona, New Mexico”
https://en.wikipedia.org/wiki/Roswell_incident
SO you are telling me interstellar spacecraft are made from “tinfoil, rubber, and thin wooden beams”?
No sir. I am telling you that you have suckered for a government rewrite.