YR4 was discovered by the Catalina Sky Survey on December 25, 2024, when it was around 515,116 miles away from Earth.

An asteroid recently spotted in the cosmos with a non-zero chance of hitting Earth in the coming years may have caused some alarm. Don't freak out – yet. Yes, the asteroid has little more than a 1% ...

Shockwaves powerful enough to flatten everything for miles. It may sound apocalyptic, but a newly detected asteroid nearly the size of a football field now has a greater than one percent chance of ...

A nuclear weapon could potentially be sent into space to deflect an asteroid heading Earth's way, an astronomer has told Sky News. Dr David Whitehouse said the measure could be taken against a ...