Planet X

基本解释

Will Planet X or Eris approach the Earth and threaten our planet with destruction?
行星X或矮行星厄里斯（Eris）行将接近地球，威胁并要毁灭我们的地球吗？
So while the latest version of Planet X could certainly exist in theory, it's way too early to start rewriting the textbooks.
因此，最近未知新星体的发现也许从理论上来说确实存在，但是要想改写进教科书，还是太早了。
Several astronomers have said that there's no evidence for the Planet X theory, and that if the planet did exist, humans would be able to see it even without a telescope.
几个宇航员已经说过，没有证据支持 X 行星理论，而且如果真的存在这样一颗行星的话，那么人们即使不用望远镜也能看到它。

He died long before the search for Planet X resulted in the discovery of Pluto.
Mister Lowell himself searched for Planet X for two years starting in nineteen-oh-five.
In fact, he failed to recognize Planet X in a few photographs.

News Corp. film studios also saw a revenue bump after several successful releases, including Rio, Rise of Planet of the Apes, and X-Men First Class.
FORBES: Hacking Scandal Cost News. Corp $87 Million Last Quarter