On the world's first Asteroid Day, Nina Burleigh discovers that Nasa has already commissioned a team of 'planetary defenders' ...

Characterized as a potential "city-killer," the asteroid was first detected in December and its odds of impacting our planet have increased slightly since then, according to the European Space Agency.

Video shows what could happen if 'city-killer' asteroid hits Earth in 2032.

It might sound like a scene right out of the latest science-fiction blockbuster. But scientists now say that there is a very real chance Earth will be hit by a 'city killer' asteroid on December 2 ...

Characterized as a potential "city-killer," the asteroid was first detected in December and its odds of impacting our planet have increased slightly since then, according to the European Space Agency.

An image captured by the Asteroid Terrestrial-impact Last Alert System (ATLAS) when it discovered asteroid 2024 YR4. Credit: ATLAS / NASA It's certain that recently discovered asteroid 2024 YR4 ...

Scientists are closely watching a newly discovered asteroid — 2024 YR4 — whose ... you basically wipe out the whole city and some of the environs." According to the Torino Impact Hazard ...

An asteroid nearly the size of a football field now has a greater than one percent chance of hitting Earth in about eight years. Such an impact has the potential for city-level devastation ...

Bennu, a rocky object classified as a near-Earth asteroid, has a one-in-2,700 chance of colliding with the Earth in September 2182, new research has discovered. The IBS Center for Climate Physics ...

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

Asteroid 2024 YR4 has been a source of consternation because it carries an uncommonly high risk of colliding into Earth. It's the most hazardous space rock detected since astronomers first ...