After NASA smashed a spacecraft into an asteroid, its orbit slowly but surely changed over the next month, and astronomers can’t explain why. In 2022, the Double Asteroid Redirection Test (DART) flew ...

Young asteroids—which formed much later than those that were created during the formation of our solar system—are typically created when larger asteroids, planetesimals, or comets collide and break up ...

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You might remember news reporting from earlier this year that a 180-foot asteroid had about a 3% chance of hitting Earth in 2032. And if it did, it would unleash energy equivalent to hundreds of ...

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 ...

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 ...

Asteroid 2024 YR4, initially considered a potential threat to Earth, is now more likely to hit the moon in 2032. The asteroid, about the size of a 10-story building, has a 4.3% chance of lunar impact, ...

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 ...

Astronomers are watching 2024 YR4 closely before it disappears from view. Astronomers have gotten a glimpse of the "city-killer" asteroid before it disappears until 2028, according to NASA. The space ...