There is another asteroid which is half the size of Mount ... to 440,000 tons of TNT — that it damaged buildings for 500 square kilometers. And, nobody saw it coming. Dubbed the Chelyabinsk ...

The second asteroid's impact site is called the Nadir crater. Rock was liquified, launching a tsunami into the Atlantic Ocean ...

At upwards of 500 meters wide, the asteroid that created the Nadir crater ... “We think it would have hit Earth at about 20 ...

A giant 500-foot asteroid is coming toward the Earth at breakneck speed and will make its closest approach on October 28, ...

They estimate that in the last 500 million ... (31,600 kilometers) from Earth’s surface, just a tenth of the distance between Earth and the moon, the closest approach of an asteroid of this ...

A new study posits that our planet's gravity will cause seismic activity on Apophis when it makes its close approach in 2029.

The most recent, asteroid 2024 MK, was 500 feet wide, passing within about 184,000 miles (295,000 kilometers) of Earth. The larger asteroid 2011 UL21 passed Earth on 27 June at a distance of 4.1 ...

Key questions remain about whether Dart left a crater or significantly altered the form of the 500-foot asteroid. The impact scattered debris, including boulders, creating a trail that extended more ...

For a PHA, a measurement of 22 or under means the asteroid must be at least 500 feet (140 meters ... come no closer than 2.81 million miles (4.5 kilometers). The even better news is, NV16 won ...

The asteroid was likely 450 to 500 meters in size, traveling at 20 kilometers per second and hit the Earth at a 20- to 40-degree angle from the northeast, the study says. "There are around 20 ...

Researchers want to know whether Dart — short for Double Asteroid Redirection Test — left a crater or perhaps reshaped the 500-foot (150 ... (more than 10,000 kilometers) into space for ...