来自MSN32 分钟
Here's what could happen if asteroid Bennu smashes into Earth in 157 years
An asteroid the size of One World Trade Center has a very small chance of crashing into Earth in the year 2182. But what ...
KTSA3 分钟
A massive asteroid has a chance to hit Earth. Here’s what to know.
It may sound apocalyptic, but a newly detected asteroid nearly the size of a football field now has a greater than one ...