Gravitational waves do not behave in the way you have described. > I understand that to mean that on Earth we've managed to detect that increase from 2e20N to

Gravitational waves do not behave in the way you have described. > I understand that to mean that on Earth we've managed to detect that increase from 2e20N to 3e20N. This not what how gravitational waves behave. This assumption is not correct and will confuse you.