一粒小小的灰尘在漫漫宇宙之中真的微不足道,但就是这一粒灰尘,却左右着人的命运。在天文学家洛韦尔预言在海王星外有一颗尚未发现的行星后,匹克林用望远镜拍照观察了十几年,却一无所获。直到冥王星被发现后,他才恍然记起自己拍的照片上有这个点,只是当时他记得镜头上有粒灰尘,正在如今冥王星的位置上。就是这粒灰尘,让第一张冥王星的照片静静躺了11年,也让匹克林错过了发现冥王 A small dust in the universe is really insignificant, but it is this one dust, but it affects the fate of man. After astronomer Lowell predicted an undiscovered planet outside of Neptune, Pickering observed the telescope for more than a decade and found nothing. It was not until Pluto was discovered that he suddenly remembered this point in the pictures he had taken, except that at that time he remembered the dust on the lens, now Pluto’s position. It is this dust, so that the first photo of Pluto lay quietly for 11 years, but also let Pickering missed the discovery of Pluto