New observations reveal that the asteroid 1998 KY26 is much smaller and spinning much faster than originally thought.

Astronomers have used observatories around the world, including the European Southern Observatory's Very Large Telescope (ESO ...

In 2010, the Japanese Aerospace Exploration Agency (JAXA) made history when its Hayabusa probe became the first spacecraft to ...

78 million years ago, a 1.6 km asteroid slammed into what is now Finland, creating a crater 23 km (14 mi) wide and 750 m deep ...

Sooner or later, a sizable asteroid could impact a populated area on Earth. How is the US, and the world, preparing?

The Japanese Aerospace Exploration Agency, or JAXA, expects its spacecraft to rendezvous with the asteroid in July 2031. The ...

Scientists have found proof that an asteroid hit the North Sea more than 43 million years ago causing a huge tsunami and ...

The asteroid will pass the Earth at a distance of about 135,000 miles (about 217,000 km), considered "close" in astronomical ...

A massive asteroid, 2025 FA22, will safely pass Earth on September 18, 2025, at a distance of 4.6 million miles. Initially ...

An asteroid called 2023 CX1 underwent a single explosion, hinting that it had an unusual structure that might be more ...

"This is four times more people than saw Neil Armstrong walk on the moon. Think about what a world event this is going to be." ...

Some are no bigger than pebbles, while others stretch for miles, silently orbiting the sun in the asteroid belt or zipping ...