NASA is closely monitoring a building-sized asteroid as it makes its closest approach to Earth today, among a group of five other space rocks passing by our planet over the next two days. The asteroid ...

A few months ago, an asteroid created quite a buzz. At one point, asteroid 2024 YR4 had a 3.1% chance of hitting Earth, ...

YR4 made headlines in February with the news that it had a chance of hitting Earth on Dec. 22, 2032, as determined by an ...

The menacing asteroid that wiped out non-avian dinosaurs left a colossal marine crater in what's now the Yucatan Peninsula.

This is a still from an animation showing asteroid 2024 YR4 as it passes by Earth and heads toward its potential impact with the Moon. This 3D shape of the asteroid was determined from data obtained ...

After all the space drama, astronomers have figured out what that "city killer" asteroid actually looks like: a flat, ...

KU is about 113 metres wide, nearly as tall as a 35-storey building. It is currently travelling at over 64,800 kilometres per ...

The space rock was first detected in December and was initially considered to have a chance of striking Earth in 2032.

Blue Origin plans to launch a space flight with a crew that includes the singer behind the 2010 hit "Firework." But we can ...

The once-dubbed "city-killer" asteroid 2024 YR4 has surprised scientists with its 'unusual' shape as it rapidly rotates through space on a trajectory that could see it hit the moon.