Is it humankind's greatest achievement 12 billion miles away a tiny spaceship is leaving our Solar System and entering the void of deep space. It is the first human-made object ever to do so. Slowly dying within its hear…

12亿英里远之外，一艘小型航天器正在离开我们的太阳系，缓缓地进入广袤的宇宙空间，而做到这些的是有史以来人类的第一个人造物体旅行者号。它们是人类文明的载体，是百万年后我们文明的痕迹。