The space rock, which measures 150 feet across and is traveling at 38,922 miles per hour, is one of five on NASA's radar.

NASA has issued an alert about a massive asteroid approaching Earth this week. The US space agency has identified Asteroid ...

The six-mile-wide asteroid punched a one-way ticket toward extinction for all non-avian dinosaurs. Some 66 million years ...

A newly discovered near-Earth asteroid called 2024 YR4 is one possibly perilous object: It’s a 130 to 300-foot long rock that could impact somewhere on Earth on December 22, 2032. To be clear ...

Dinosaurs are the extinct relatives of birds that roamed the lands and seas of ancient Earth. They first appeared around 240 ...

Update: The odds of asteroid 2024 YR4 striking Earth in 2032 have fallen to 1.5%, NASA announced Wednesday. Read the latest. The risk that an increasingly ominous asteroid dubbed 2024 YR4 will ...

The asteroid is estimated to be between 130 and 300 feet across. Astronomers are closely watching an asteroid that has a small probability of hitting Earth in less than eight years. On Thursday ...

Scientists are still determining the asteroid's size, but it's believed to be between 100 and 300 feet wide. According to NASA, an asteroid of this size could cause regional damage. The space ...

The asteroid’s size is very important, as the ESA points out: "The hazard represented by a 40-meter (130-foot) asteroid is very different from that of a 90-meter (300-foot) asteroid." ...

The asteroid is hurtling towards us at a zippy 15,000 miles per hour, according to the space agency's Jet Propulsion Laboratory.