Astronomers have discovered a group of objects beyond the Kuiper Belt, suggesting the existence of a second, more distant belt in our solar system.

The main belt contains millions of asteroids ranging in size from small boulders to hundreds of kilometres in diameter. Some key facts about the main asteroid belt: It contains around 1.9 million ...

(CNN) — Earth is about to gain a new “mini-moon,” but it won’t stay around for long. The newly discovered asteroid, named ...

Impact craters found around the Earth that were made around the same time could be linked to debris falling from a ring, a ...

A newly discovered asteroid, also referred to as a mini-moon or second moon, is set to enter Earth's orbit temporarily this ...

A temporary “mini-moon” will whirl around Earth for about two months as our planet’s gravity captures a small asteroid in its orbit.

The Earth is getting a second moon for a limited time beginning the end of. An asteroid will come close enough to Earth to ...

Though the mini-moon will only be in Earth’s orbit for about two months, it’ll stay close to the planet for a few months, ...

The new study suggests that 2024 PT5 likely originated from the Arjuna asteroid belt—a collection of diverse space rocks that ...

The Earth has pulled in moons of this type before but none have ever stuck around as long as the moon we know.