Not much is known about 2024 YR4, but the asteroid is estimated to be 131 to 295 feet (40 to 90 meters) wide, a “size range comparable to that of a large building,” said Dr. Paul Chodas ...

The chances of an asteroid striking Earth within the next decade has more than doubled in a matter of weeks, according to NASA astronomers. The asteroid, discovered just after Christmas and named ...

In the same way, an asteroid that is close to the Earth will ... and track these objects is [that] we're kind of looking at a 2D image," Fuls says. That makes it difficult to determine the exact ...

An asteroid nearly the size of a football field now has roughly a 0.004% chance of hitting Earth in about eight years, NASA says — with the space agency saying it "no longer poses a significant ...

Up until August 2024, the WISE spacecraft was one such observatory. The telescope was repurposed for asteroid and comet tracking after its original mission ended. In the next few years ...

The narrow difference is due to the two agencies’ use of different tools for determining the asteroid’s orbit and modeling its potential impact. But both percentages rise above the 2.7% chance ...

Recently, NASA was tracking a large asteroid flying past Earth known as the so-called "city killer." "This one got a lot of attention because it rose to a threat level that we just have not seen ...

Artist's impression of an asteroid. This image is not intended to reflect the characteristics of any specific known asteroid. ESA-Science Office It seems that Earth isn’t likely to be struck by ...