Because, for the first time, we saw our world, not as a solid, immovable, kind of indestructible place, but as a very small, fragile-looking world just hanging against the blackness of space.
Tāpēc, ka pirmo reizi mēs redzējām mūsu pasauli, nevis kā stabilu, nesatricināmu un neiznīcināmu vietu, bet gan kā nelielu,  trausla paskata pasauli, vienu pašu Visuma tumšajos plašumos.