The asteroids are as large as around 75 and 91 feet in diameter, according to the Center for Near Earth Object Studies.

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

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

NASA has confirmed that asteroid 2024 YR4, a space rock approximately the size of a 15-story building, might collide with the ...

The asteroid known as 2024 YR4 is out of sight yet still very much on scientists' minds. The building-sized object, which initially appeared to be on a potential collision course with Earth, is ...

The interstellar visitor posed no threat to our planet, but experts thought it could fight dangerous asteroids looking to strike us.

NASA's giant Mars Antenna failure hinders spacecraft communication and asteroid studies amid the federal government shutdown.

NASA says an asteroid larger than the Empire State Building is heading toward Earth. But don't worry, it's not expected to arrive until the year 2182 and there's only a .05% chance it will hit our ...