太阳系的郊区
@@ Location is everything.
Mike Brown found a world that wasn't supposed to exist. It was an icy planetoid, nearly the size of Pluto, and it was in the wrong place, in what had been presumed to be a relatively empty region of space with just some gas and dust-certainly no objects perhaps a thousand miles across.
太阳系
P185;P597;V476
2006-07-31(万方平台首次上网日期,不代表论文的发表时间)
共2页
16-17