The risk of the 2024 YR4 asteroid hitting Earth at the end of 2032 has increased again, according to NASA data.

The risk that an increasingly ominous asteroid dubbed 2024 YR4 will crash into Earth in seven years now exceeds the the threat once posed by Apophis.

On Feb. 7, the asteroid’s chances of hitting our planet grew to 2.3 percent, and as of Feb. 18, there’s a 3.1 percent chance ...

Here are today's general risks from asteroids or comets both tiny and very large. Importantly, even relatively small rocks ...

On the 95th anniversary of its discovery, Pluto remains one of the most beloved and enigmatic worlds in our solar system, ...

Sagittarius A*, our galaxy's supermassive black hole, is constantly producing strange eruptions. Astronomers are using the ...

Asteroids that orbit close to the Earth inevitably cause us some anxiety due to the even remote possibility of a collision. But their proximity also offers ample opportunities to learn more about the ...

When Earth first formed, it was too hot to retain ice. This means all the water on our planet must have originated from ...

Scientists have long debated the origin of the organic material found on Ceres, the largest object in the asteroid belt.

While finding massive metallic rocks in space is relatively easy, asteroids that are just ten metres in size are far harder ...

New simulations reveal that around 1 million "macroscopic" objects from our closest stellar neighbors, the Alpha Centauri ...