Asteroid 2024 YR4 will not hit Earth, but it has forced planetary defense experts to confront a different kind of worst case: ...

An asteroid could wipe out humanity, but it's unlikely. Near-misses are more common than impacts, though planetary defence is ...

When an asteroid threatens Earth, astronomers use a rating called the Torino scale to communicate the risk. Richard Binzel, ...

“Impact flashes on the moon are very common,” University of Colorado Boulder astrophysical and planetary sciences professor Paul Hayne said. “In fact, they happen more or less every night, and it’s a ...

The asteroid, known as 2022 RD2, belongs to a rare class of space rocks called Arjunas. These objects travel around the sun ...

The first flight mission for planetary defense, NASA's Double Asteroid Redirection Test (DART) seeks to validate a method to ...

At this point in history, astronomers and engineers who grew up watching "Deep Impact" and "Armageddon," two movies about the ...

"If 2024 YR4 strikes the Moon in 2032, it will (statistically speaking) be the largest impact in approximately 5,000 years," ...

PHILADELPHIA -- An asteroid named for the Egyptian god of chaos and darkness won't be wreaking any havoc on Earth -- at least not this century. That's the good news from NASA's Center for Near-Earth ...

What happens if an asteroid the size of a 15-story building crashes into the Moon in 2032? While the chances of the newly discovered asteroid 2024 YR4 hitting the Moon in seven years are slim – there ...

At 900 meters, the giant crater in southern China is three times larger than the previous Holocene recorder holder.

That day is the center of “Impact: The End of the Age of the Dinosaurs,” a new exhibition at the American Museum of Natural History in New York City. “There’s no doubt — well, arguably at least — that ...