But that deadly space missile would take another 250 million years to finally reach the earth.

不过那颗致命的太空导弹还要再花两亿五千万年才会到达地球。

Earth can be slammed by space rocks, zapped by deadly space weather, jolted, jostled and threatened by the objects' energy and forces of the cosmic.

地球可能会被太空石块撞击，被致命的太空气象摧毁，被物体的能量和宇宙的力量猛击和威胁。