苗乐乐MiuMiu@@@2013-6-26 15:03:23@@@0@@@人类所知太有限了,宇宙太浩瀚了,让我们知道地球的环境是多么的罕见,是自然碰撞出来的吗?呵呵
join leading astronomers on a visual journey beyond our solar system in search of planets like earth. using cgi animation,we'll explore bizarre worlds that stretch our imagination:planets with iron rain and hot ice,with diamonds everywhere,and endless oceans of gas. planets with abnormal orbital patterns and planets with no pattern at all that drift alone in the milky way. ...