The lunar flights give you a correct perception of our existence. You look back at Earth from the moon, and you can put your thumb up to the window and hide the Earth behind your thumb. Everything youve ever known is behind your thumb, and that blue-and-white ball is orbiting a rather normal star, tucked away on the outer edge of a galaxy.
Jim LovellThe Moon is essentially gray - no color - looks like plaster of paris - soft of gray sand.
Jim Lovell