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New Scientist
20 分钟
Asteroid 2024 YR4 may hit Earth in 2032 - how worried should we be?
The risk of asteroid 2024 YR4 hitting Earth seems to be creeping up as astronomers gather more data, but does that mean we ...
15 小时
on MSN
Near-Earth asteroid Bennu could hit Earth in 157 years and set off a global ‘impact ...
Near-Earth asteroid Bennu has a slim chance of colliding with Earth in 2182. If it does, the impact could trigger a global ...
11 小时
Here’s What Would Happen If Asteroid Bennu Hit Earth
Although the chances of impact are slim, Bennu is still one of the most potentially hazardous known asteroids in our solar ...
20 分钟
A 'city-killer' asteroid might hit Earth – how worried should we be?
A newly detected asteroid nearly the size of a football field has a greater than one percent chance of colliding with Earth ...
1 天
on MSN
How an ancient asteroid strike carved out 2 grand canyons on the moon
New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...
23 小时
A "city-killer" asteroid has a slim chance to crash into Earth. Here's what to know.
"An asteroid this size impacts Earth on average every few thousand years and could cause severe damage to a local region," the European Space Agency said.
16 小时
This asteroid may hit Earth in 2032. Don't panic—scientists have a plan.
Space agencies have systems in place to spot, track, and forecast the future orbits of potentially hazardous asteroids.
35 分钟
on MSN
Asteroid could cause 'impact winter' that stops plants growing if it hit
The 500metre wide rock could throw 400million tonnes of dust into the atmosphere, dropping the Earth's temperature 4C ...
1 天
on MSN
How an Asteroid Hit the Moon and Made Two 'Grand Canyons'
Two immense canyons on the moon's far side that rival Earth's Grand Canyon were produced by a cataclysmic collision nearly ...
1 天
How an ancient asteroid strike carved 2 grand canyons on the moon
New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...
WGBH
20 小时
An asteroid may hit Earth in 8 years — but don't panic
The hunk of space rock measures somewhere between 130 and 300 feet long, but its speed is unknown. “It’s a matter of ‘does it ...
6 天
on MSN
NASA spotted a big asteroid that may hit Earth — what you should know
It's actually good news that NASA spotted a sizable asteroid with a (small) chance of hitting Earth in 2032. It means our ...
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