A newly detected asteroid, 2024 YR4, stunned astronomers when its orbit revealed a possible future collision path with Earth. As scientists race to refine its trajectory, the threat ranges from a ...

CHICAGO -- A newly discovered asteroid roughly the size of an Olympic swimming pool has a "small chance" of colliding with Earth in 23 years, with a potential impact on Valentine's Day in 2046, ...

A “city-killer” space rock headed for a potential collision with the Moon likely originated in the asteroid belt near Jupiter, a region not known to produce Earth-crossing asteroids, according to a ...