A fireball over France revealed a tougher kind of asteroid, named 2023 CX1, raising new concerns about how small impacts can ...

T he next mission of Japan's Hayabusa2 has become a bit more complicated. The mission's next objective was to land on an asteroid called 1998 KY26 in 2031, according to experts. They had undertaken ...

Earth has a number of mini-moons and quasi-moons. Mini-moons are objects that orbit our planet. But they make for fickle fans: They tend to swing around Earth for only a matter of months. One example ...

Our planet has apparently had a small companion that went undetected for decades. What took so long to find it and why was it ...

Recently, in a “wild” new spin on the theory, known as directed panspermia, it’s been suggested that “aliens sent microbes or ...

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

The Hayabusa2 mission is facing a new challenge after observations showed the asteroid it is going to rendezvous with and ...

The asteroid is believed to be now 11 meters (36 feet) across, spinning on its axis every five minutes, and has a peculiar composition. The discovery has massive implications for the mission. One of ...

But a new study published in Nature Astronomy shows that even very small asteroids can surprise us—and sometimes explode ...

Material collected from an asteroid via spacecraft closely matches the heavier elements of the sun, providing scientists with ...

Some asteroids are more dangerous than others, according to a report published in Nature Astronomy by an international team ...

When considering the unnamed major features of all the moons, asteroids, and comets in our solar system, there are still a ...