An asteroid about the size of the one that created Arizona's Meteor Crater will whiz by Earth on Feb. 15, getting closer to us than some of our orbiting communications satellites. Not to worry. That's ...

If an asteroid is on a collision course with the moon, what should humanity do? Try to nudge the space rock out of the way before it strikes? Obliterate it with a nuclear explosion? Those are the ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When it smashed into Earth "with the energy of about 8 billion times a World War II-era nuclear ...

A massive asteroid nearly the size of a New York skyscraper will make a close approach, or pass, by Earth in the early hours of Sept. 18, according to scientists. They say the asteroid, officially ...

An asteroid exploded over France two years ago in a rare single explosive event, raising concerns about future planetary defence from certain types of these rocky bodies. On 13 February 2023, a small ...

If an asteroid was heading for a deadly impact with Earth, could we nudge it off course safely without making the situation worse? Yes, thanks to a new system for calculating the perfect spot to smack ...

In late 2022, NASA celebrated its Double Asteroid Redirection Test (DART) as a massive success, a proof of concept for saving humanity in case a similar space rock were to ever head straight for Earth ...

A “city killer” asteroid experts feared was on a crash course with Earth is now expected to miss the planet — but it still has a chance of smashing into the moon. Asteroid 2024 YR4, first detected in ...

The asteroid 2024 YR4, once considered potentially hazardous, isn't likely to hit us anytime soon. Now, a team of researchers says that instead of stressing about the near miss, we can be excited by ...

A so-called "city killer" asteroid scientists have been monitoring after discovering it had a small chance of hitting Earth in 2032 "no longer poses a significant threat," NASA said in its latest ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. NASA estimates that ...

The chance of asteroid 2024 YR4 striking Earth has been reduced to almost zero after new observations dramatically shrunk the “uncertainty window,” according to the European Space Agency. This image ...