The asteroid, named 2024 YR4, flew into view of the Asteroid Terrestrial-impact Last Alert System (ATLAS) telescope in ...

Astronomers have gotten a glimpse of the "city-killer" asteroid before it disappears until 2028, according to NASA.

Astronomers have traced the origin of asteroid 2024 YR4, which appears to have broken off from a larger space rock.

A “city killer” asteroid experts feared was on a crash course with Earth is now expected to miss the planet — but it still ...

The space rock is expected to zoom past our planet at a zippy 28,655 miles per hour, according to the space agency.

YR4, it appeared, was heading for Earth but more data recorded by the Webb Space Telescope has offered new information about ...

NASA detects a building-sized asteroid approaching Earth. NASA’s James Webb Space Telescope turned its watchful eye to ...

The infamous 'city-killer' asteroid 2024 YR4, which is large enough to destroy an entire city, still has a 2% chance of ...

YR4 asteroid has a near-zero chance of striking Earth, but a slim chance of hitting the moon, new research says.

The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet (140 ...

NASA is bringing the world of planetary defense to the public with its new documentary, "Planetary Defenders." Dr. Shantanu ...

NASA's Center for Near Earth Object ... In the past, even when the asteroid passed through the inner solar system, it didn't always come close to where Earth was at the time, which is why it ...