Even more recently, on June 30, 1908, an asteroid plunged into Earth's atmosphere and exploded in the skies over Siberia, and on Feb. 15, 2013, residents of the city of Chelyabinsk, Russia ...

It came from outer space! In the early morning of June 30, 1908, people in the remote Tunguska region of Siberia beheld an ...

YR4 became the highest-rated asteroid predicted to strike Earth, and although predictions for impact have lowered, not enough ...

The 700–1,300 feet-wide space rock deformed rocks more than six miles from the impact site when it hit 600 million years ago.

The asteroid, at 40 to 90 meters wide, could be capable of destroying a mid-sized city on Earth. If researchers find its actual size to be nearer the top end of that range, it could flatten some ...

A few years ago, NASA, along with a group of local and state officials, war-gamed the effects of a 70-meter-wide asteroid exploding eight miles above the city of ... dubs “Iron Dome for America.” ...

Even though the asteroid is relatively small, it could still be what some are calling a "city killer" because if it were to hit Earth, it could cause significant devastation in a populous area.

It was projected to potentially impact the Earth on Dec. 22, 2032, and was found to be big enough to destroy a city. As the asteroid was observed further, its odds had briefly risen to a record ...

But now, the latest update for the city-killer asteroid has delivered an audible sigh of relief as its chances of hitting Earth in 2032 have dropped to virtually zero. When Asteroid 2024 YR4 was ...

The asteroid, at 40 to 90 meters wide, could be capable of destroying a mid-sized city on Earth. If researchers find its actual size to be nearer the top end of that range, it could flatten some ...

The asteroid, estimated to be about 130 to 300 feet wide, is big enough to potentially wipe out a city. It first caught astronomers' attention when it rose on the NASA automated Sentry risk list ...

An asteroid which has a one in 32 chance of hitting the Earth with enough force to destroy a city has been caught on camera. Asteroid 2024 YR4 has a slightly higher than 3% chance of hitting the Earth ...