The amount of light reflected by the asteroid’s surface is used to estimate how big it is. However, the Webb telescope, slated to begin observations of 2024 YR4 in early March, sees the universe in ...

Sixty-six million years ago, an asteroid thought to be around 12 kilometers (7.4 miles) in diameter impacted the Earth, ...

NASA has said Earth will likely be spared by a deadly Big Ben-sized asteroid and predicts it could smash into the Moon instead in a dramatic collision. The space agency feared the chance of a ...

A massive 150-foot airplane-sized asteroid is set to pass Earth tomorrow, prompting NASA to issue a cautionary alert.

YR4 has a roughly 2 percent chance of hitting Earth in 2032, and “is large enough to cause localized damage,” NASA says.

YR4 has a 2.3% chance of hitting Earth in the year 2032. But according to new estimates, it may have an even smaller chance of hitting the moon instead.

The Webb telescope is well-suited to identify asteroid 2024 YR4's size. Webb views a type of light we can't see with the naked eye, called infrared. Infrared light is largely heat energy, allowing ...

Analysis of samples brought back to Earth from the asteroid Bennu reveal that it has a bizarre chemical make-up and is ...

The asteroid is estimated to be about 40-90 meters wide, big enough to cause local devastation but not mass extinction. While the asteroid is dangerous enough to merit attention from scientists ...

Mopic – stock.adobe.com Because of this, Hadfield surmised that the asteroid would likely hit Earth in fragments rather than one big piece — meaning multiple places could be hit. Each fragment ...

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

“Serpent Mound is the largest serpent effigy built anywhere on the planet Earth,” O’Grady said. “Serpent Mound is built up on ...