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

The asteroid was discovered in August and is set to become a mini-moon, spinning around Earth in a horseshoe shape for about ...

Earth's orbit will capture a bus-sized asteroid later this month, giving us a second moon for about two months.

Comet Tsuchinshan-ATLAS originated from the Oort Cloud, a bubble of ice and dust that surrounds our solar system. It was ...